Dallas Cowboys head coach Jason Garrett watches from the sideline in the second half of an NFL football game against the New England Patriots, Sunday, Nov. 24, 2019, in Foxborough, Mass. (AP Photo/Steven Senne)

Dallas Cowboys coach Jason Garrett poses in the press room with the AP Coach of the Year award at the 6th annual NFL Honors at the Wortham Center on Saturday, Feb. 4, 2017, in Houston. (Photo by Jeff Lewis/Invision for NFL/AP Images)

Dallas Cowboys head coach Jason Garrett shouts during the first half of an NFL football game against the Chicago Bears, Thursday, Dec. 5, 2019, in Chicago. (AP Photo/Morry Gash)

Dallas Cowboys head coach Jason Garrett laughs while watching his team warm up before an NFL football game against the Chicago Bears, Monday, Oct. 1, 2012, in Arlington, Texas. (AP Photo/Sharon Ellman)

Dallas Cowboys head coach Jason Garrett during an NFL football game against the Arizona Cardinals, Monday, Sept. 25, 2017, in Glendale, Ariz. (AP Photo/Rick Scuteri)

Dallas Cowboys head coach Jason Garrett celebrates a touchdown during an NFL football game against the Baltimore Ravens on Sunday, October 14, 2012, at M&T Bank Stadium in Baltimore, Maryland. The Ravens defeated the Cowboys, 31-29. (AP Photo/James D Smith)

Dallas Cowboys head coach Jason Garrett motivates his team during an NFL football game against the Indianapolis Colts, Sunday, Dec. 21, 2014, in Arlington, Texas. (AP Photo/Brandon Wade)

Dallas Cowboys head coach Jason Garrett walks off the field after losing an NFL football game against the Detroit Lions in Detroit, Sunday, Oct. 27, 2013. (AP Photo/Rick Osentoski)

Dallas Cowboys' Ezekiel Elliott (21) and head coach Jason Garrett celebrate during an NFL football game against the Detroit Lions on Monday, Dec. 26, 2016, in Arlington, Texas. (AP Photo/Roger Steinman)

Dallas Cowboys interim head coach Jason Garrett reacts after a touchdown by tight end Jason Witten in the second half of an NFL football game against the Philadelphia Eagles, Sunday, Jan. 2, 2011, in Philadelphia. Dallas won 14-13. (AP Photo/Miles Kennedy)

Dallas Cowboys head coach Jason Garrett walks along the sideline late in the first half of an NFL football game against the Washington Redskins, Sunday, Oct. 13, 2013, in Arlington, Texas. (AP Photo/Tim Sharp)

Dallas Cowboys head coach Jason Garrett smiles during the "state of the team" press conference at the start of the Dallas Cowboys NFL football training camp Friday, July 26, 2019, in Oxnard, Calif. (AP Photo/Marcio Jose Sanchez)

Dallas Cowboys head coach Jason Garrett stands on the sideline late in the second half of an NFL football game against the Tampa Bay Buccaneers on Sunday, Dec. 18, 2016, in Arlington, Texas. (AP Photo/Ron Jenkins)

Dallas Cowboys head coach Jason Garrett paces the sideline after calling a timeout late in the fourth quarter against the Arizona Cardinals during an NFL football game Sunday, Dec. 4, 2011, in Glendale, Ariz. The Cardinals defeated the Cowboys in overtime 19-13. (AP Photo/Ross D. Franklin)

Dallas Cowboys offensive coordinator Jason Garrett, left, and wide receiver Terrell Owens (81) during NFL football training camp, Tuesday, July 29, 2008, in Oxnard, Calif. (AP Photo/Tony Gutierrez)

Dallas Cowboys head coach Jason Garrett talks into his headset during an NFL football game against the Arizona Cardinals Sunday, Dec. 4, 2011, in Glendale, Ariz. The Cardinals defeated the Cowboys in overtime 19-13. (AP Photo/Ross D. Franklin)

Dallas Cowboys head coach Jason Garrett talks into his headset during the fourth quarter an NFL football game against the Arizona Cardinals Sunday, Dec. 4, 2011, in Glendale, Ariz. The Cardinals defeated the Cowboys in overtime 19-13. (AP Photo/Ross D. Franklin)

Dallas Cowboys head coach Jason Garrett throws the ball as he team warms up before an NFL football game against the Detroit Lions on Monday, Dec. 26, 2016, in Arlington, Texas. (AP Photo/Roger Steinman)

Dallas Cowboys head coach Jason Garrett catches a pass during team warm ups before an NFL football game against the Kansas City Chiefs on Sunday, Nov. 5, 2017, in Arlington, Texas. (AP Photo/Sarah Warnock)

Dallas Cowboys head coach Jason Garrett calls out from the sideline in the first half of an NFL football game against the New Orleans Saints in New Orleans, Sunday, Sept. 29, 2019. (AP Photo/Butch Dill)

Dallas Cowboys head coach Jason Garrett speaks tp players on the sideline during the first half of the NFC wild-card NFL football game against the Seattle Seahawks, in Arlington, Texas, Saturday, Jan. 5, 2019. (AP Photo/Ron Jenkins)

Dallas Cowboys coach Jason Garrett accepts the award for AP Coach of the Year at the 6th annual NFL Honors at the Wortham Center on Saturday, Feb. 4, 2017, in Houston. (Photo by John Salangsang/Invision for NFL/AP Images)

Dallas Cowboys head coach Jason Garrett watches his team during an NFL football game against the Arizona Cardinals Sunday, Dec. 4, 2011, in Glendale, Ariz. The Cardinals defeated the Cowboys in overtime 19-13. (AP Photo/Ross D. Franklin)

Dallas Cowboys head coach Jason Garrett yells on the sideline in the first half of an NFL football game against the New Orleans Saints in New Orleans, Sunday, Sept. 29, 2019. (AP Photo/Butch Dill)

Dallas Cowboys head coach Jason Garrett cheers on his team in the first half of an NFL football game against the Tampa Bay Buccaneers in Arlington, Texas, Sunday, Dec. 23, 2018. (AP Photo/Ron Jenkins)

Dallas Cowboys head coach Jason Garrett watches play against the Atlanta Falcons during the second half of an NFL football game, Sunday, Nov. 18, 2018, in Atlanta. (AP Photo/John Amis)

Dallas Cowboys head coach Jason Garrett shows his frustration during an NFL football game against the Philadelphia Eagles on Sunday, Oct. 30, 2016, in Arlington, Texas. (AP Photo/Roger Steinman)

Dallas Cowboys head coach Jason Garrett walks across the field ball before an NFL football game against the Washington Redskins in Landover, Md., Sunday, Oct. 29, 2017. (AP Photo/Alex Brandon)

Dallas Cowboys head coach Jason Garrett during an NFL football game against the Arizona Cardinals, Monday, Sept. 25, 2017, in Glendale, Ariz. (AP Photo/Rick Scuteri)

Dallas Cowboys head coach Jason Garrett reacts before an NFL football game against the New York Giants, Sunday, Dec. 10, 2017, in East Rutherford, N.J. (AP Photo/Bill Kostroun)

Dallas Cowboys head coach Jason Garrett during the second half of a preseason NFL football game against the Houston Texans Thursday, Aug. 30, 2018, in Houston. (AP Photo/George Bridges)

Dallas Cowboys head coach Jason Garrett reacts to call on the field during the first half of an NFL football game against the Washington Redskins in Landover, Md., Sunday, Oct. 29, 2017. (AP Photo/Alex Brandon)

Dallas Cowboys head coach Jason Garrett during an NFL football game against the Arizona Cardinals, Monday, Sept. 25, 2017, in Glendale, Ariz. (AP Photo/Rick Scuteri)

Dallas Cowboys head coach Jason Garrett pass the ball before an NFL football game against the Washington Redskins in Landover, Md., Sunday, Oct. 29, 2017. (AP Photo/Alex Brandon)

Dallas Cowboys head coach Jason Garrett reacts during the first half of an NFL divisional playoff football game against the Green Bay Packers Sunday, Jan. 15, 2017, in Arlington, Texas. (AP Photo/Michael Ainsworth)

Dallas Cowboys head coach Jason Garrett wears a headset during a preseason NFL football game against the Los Angeles Rams, Saturday, Aug. 13, 2016, in Los Angeles. (AP Photo/Ryan Kang)

Dallas Cowboys head coach Jason Garrett during the first half of an NFL divisional playoff football game against the Green Bay Packers Sunday, Jan. 15, 2017, in Arlington, Texas. (AP Photo/Michael Ainsworth)

Dallas Cowboys coach Jason Garrett yells at the officials during the first half of an NFL divisional playoff football game against the Green Bay Packers Sunday, Jan. 15, 2017, in Arlington, Texas. (AP Photo/Michael Ainsworth)

Dallas Cowboys head coach Jason Garrett walks the sidelines during the second half of an NFL football game against the Denver Broncos, Sunday, Sept. 17, 2017, in Denver. (AP Photo/Joe Mahoney)

Dallas Cowboys head coach Jason Garrett during the first half of an NFL divisional playoff football game against the Green Bay Packers Sunday, Jan. 15, 2017, in Arlington, Texas. (AP Photo/Michael Ainsworth)

New York Giants offensive coordinator Sean Payton, left, talks with quarterback Jason Garrett during training camp, Thursday, Aug. 3, 2000, in Albany, N.Y. Payton was named offensive coordinator by coach Jim Fassel during the off season and will be the Giants play caller this season. (AP Photo/Dave Oxford)

New York Giants quarterback Jason Garrett (17) gets set to throw a pass during an NFL game against the Arizona Cardinals Sept. 29. 2002, in Tempe, Ariz. (Allen Kee via AP)

Dallas Cowboys quarterback Jason Garrett (17) looks downfield for a receiver against the Green Bay Packers in the first quarter in Irving, Texas on Thursday, Nov. 24, 1994. (AP Photo/Eric Gay)

Dallas Cowboys quarterback Jason Garrett calls signals against the Houston Oilers in the American Bowl in Tokyo, Japan. Houston defeated Dallas 34 to 23 on August 2, 2001. (AP Photo / Al Messerschmidt)

Dallas Cowboys quarterback Jason Garrett (17) passes during an NFL football game against the Oakland Raiders on Sunday, Aug. 15, 1999, in Oakland. The Raiders won the game, 10-3. (AP Photo/Greg Trott)

Dallas Cowboys quarterback Jason Garrett looks for a receiver downfield in the first quarter against the Green Bay Packers in Irving, Texas on Thursday, Nov. 24, 1994. Garrett had 311 passing yards in his first start this year. Dallas won, 42-31. (AP Photo/Pat Sullivan)

Dallas Cowboys quarterback Jason Garrett displays a big smile as he walks off the field after the Cowboys beat the Green Bay Packers 27-13 Sunday, Nov. l4, 1999 in Irving, Texas. Garrett got the start in Sunday's game as regular quarterback Troy Aikman is suffering from a concussion suffered in last week's game. (AP Photo/L. M. Otero)

Dallas Cowboys quarterback Jason Garrett (17) and receiver Michael Irvin (88) celebrates their fourth-quarter touchdown in the Cowboys? 42-31 win over the Green Bay Packers on Thursday, Nov. 24, 1994 in Irving, Texas. Garrett, starting only his second NFL game, threw two touchdown passes and was 15-of-26 for 311 yards. (AP Photo/Linda Kaye)

New York Giants running back Antonio Warren, left, runs into the end zone for a two-point conversion during the fourth quarter against the New England Patriots as quarterback Jason Garrett celebrates Saturday night, Aug. 10, 2002, at Giants Stadium in East Rutherford, N.J. The (AP Photo/Bill Kostroun)

Dallas Cowboys quaterback Jason Garrett (17) throws a pass during first quarter action against the Washington Redskins Sunday, Oct. 4, 1998, at Jack Kent Cooke Stadium in Landover, Md. (AP Photo/Doug Mills)

Dallas Cowboys interim head coach Jason Garrett calls a play during an NFL Football game against the Arizona Cardinals on Saturday, Dec. 25, 2010 in Glendale Arizona. (AP Photo/Gary A. Vasquez)

Dallas Cowboys head coach Jason Garrett, left, talks with line judge Byron Boston (18) and a fellow official, rear, in the first half of a preseason NFL football game against the San Diego Chargers Sunday, Aug. 21, 2011, in Arlington, Texas. (AP Photo/LM Otero)

Dallas Cowboys head football coach Jason Garrett, right, and a team owner Jerry Jones after a news conference at Cowboys Stadium in Arlington, Texas, Thursday, Jan. 6, 2011. (AP Photo/LM Otero)

Dallas Cowboys offensive coordinator Jason Garrett calls a play during an NFL football game against the Jacksonville Jaguars, Sunday, October 31, 2010 at Cowboys Stadium in Arlington, Texas. The Jaguars won the game, 35-17. (AP Photo/James D Smith)

Dallas Cowboys new head football coach Jason Garrett, right, and team owner Jerry Jones during a news conference at Cowboys Stadium in Arlington, Texas, Thursday, Jan. 6, 2011. (AP Photo/LM Otero)

Dallas Cowboys head fooball coach Jason Garrett smiles as he speaks to reporters after an NFL football news conference at Cowboys Stadium in Arlington, Texas, Thursday, Jan. 6, 2011. Garrett was officially named head coach. (AP Photo/LM Otero)

Dallas Cowboys head coach Jason Garrett responds to a question during a news conference where Tyron Smith was introduced as a new member of the team Friday, April 29, 2011, in Irving, Texas. On Friday, Smith was presented a No. 77 jersey by the Cowboys, a day after the 20-year-old offensive tackle from Southern Cal was the ninth overall draft pick. (AP Photo/Tony Gutierrez)

Dallas Cowboys head coach Jason Garrett, center, team owner Jerry Jones, fight, Stephen Jones left, during a news conference at Cowboys Stadium in Arlington, Texas, Thursday, Jan. 6, 2011. (AP Photo/LM Otero)

Philadelphia Eagles coach Andy Reid and Dallas Cowboys coach Jason Garrett greet each other at the end of an NFL football game, Sunday, Jan. 2, 2011, in Philadelphia. Dallas won 14-13. (AP Photo/Michael Perez)

Washington Redskins quarterback Donovan McNabb and Dallas Cowboys head coach Jason Garrett embrace after the Cowboys won their game 33-30 at an NFL football game, Sunday, Dec. 19, 2010 in Arlington, Texas. (AP Photo/Sharon Ellman)

Dallas Cowboys head coach Jason Garrett on the field before an NFL football game against the Philadelphia Eagles Sunday, Dec. 12, 2010, in Arlington, Texas. (AP Photo/Sharon Ellman)

Dallas Cowboys honorary captain Roger Staubach (12) talks with coach Jason Garrett before an NFL football game against the Philadelphia Eagles, Sunday, December 12, 2010 at Cowboys Stadium in Arlington, Texas. The Eagles won the game, 30-27. (AP Photo/James D Smith)

Dallas Cowboys coach Jason Garrett watches before an NFL football game against the Philadelphia Eagles, Sunday, December 12, 2010 at Cowboys Stadium in Arlington, Texas. The Eagles won the game, 30-27. (AP Photo/James D Smith)

Dallas Cowboys honorary captain Roger Staubach (left) and coach Jason Garrett (right) stand during the national anthem before an NFL football game against the Philadelphia Eagles, Sunday, December 12, 2010 at Cowboys Stadium in Arlington, Texas. The Eagles won the game, 30-27. (AP Photo/James D Smith)

Dallas Cowboys coach Jason Garrett celebrates a two point conversion after a touchdown in the fourth quarter during an NFL football game against the Indianapolis Colts, Sunday, December 5, 2010 at Lucas Oil Stadium in Indianapolis, Indiana. The Cowboys won the game in overtime, 38-35. (AP Photo/James D Smith)

Dallas Cowboys coach Jason Garrett (left) and honorary captain Emmitt Smith (22) stand during the national anthem before an NFL football game against the Detroit Lions, Sunday, November 21, 2010 at Cowboys Stadium in Arlington, Texas. The Cowboys won the game, 35-19. (AP Photo/James D Smith)

Dallas Cowboys head coach Jason Garrett signals during the second half of an NFL football game against the New Orleans Saints in Arlington, Texas, on Thursday, Nov. 25, 2010. (AP Photo/Mike Fuentes)

Dallas Cowboys coach Jason Garrett claps before an NFL football game against the Detroit Lions, Sunday, November 21, 2010 at Cowboys Stadium in Arlington, Texas. The Cowboys won the game, 35-19. (AP Photo/James D Smith)

Dallas Cowboys head coach Jason Garrett before an NFL football game against the Detroit Lions Sunday, Nov. 21, 2010, in Arlington. (AP Photo/Sharon Ellman)

Newly appointed interim head coach Jason Garrett responds to questions during a news conference at the teams training facility, Monday, Nov. 8, 2010, in Irving, Texas. Garrett replaces head coach Wade Phillips who was fired earlier in the day. (AP Photo/Tony Gutierrez)

Dallas Cowboys interim coach Jason Garrett before an NFL football game between the New York Giants and the Dallas Cowboys at New Meadowlands Stadium Sunday, Nov. 14, 2010, in East Rutherford, N.J. (AP Photo/Kathy Willens)

Dallas Cowboys interim head coach Jason Garrett talks to the media after a football practice, Thursday, November 11, 2010 at Irving, Texas. (AP Photo/James D Smith)

New York Giants head coach Tom Coughlin, left, shakes hands with Dallas Cowboys interim coach Jason Garrett, right, after an NFL football game at New Meadowlands Stadium Sunday, Nov. 14, 2010, in East Rutherford, N.J. The Cowboys won the game 33-20. (AP Photo/Bill Kostroun)

Dallas Cowboys head coach Jason Garrett stands on the sideline watching play against the Indianapolis Colts during a preseason NFL football game, Saturday, Aug. 19, 2017, in Arlington, Texas. (AP Photo/Ron Jenkins)

Dallas Cowboys interim coach Jason Garrett before an NFL football game between the New York Giants and the Dallas Cowboys at New Meadowlands Stadium Sunday, Nov. 14, 2010, in East Rutherford, N.J. (AP Photo/Kathy Willens)

Dallas Cowboys offensive coordinator Jason Garrett throws a pass before an NFL preseason football game against the Oakland Raiders, Thursday, August 13, 2009 in Oakland. The Raiders won the game, 31-10. (AP Photo/James D. Smith)

Dallas Cowboys offensive coordinator Jason Garrett, left, relays a play to quarterback Tony Romo (9) during a practice session at the NFL football team's minicamp in Carrollton, Texas, Tuesday, June 16, 2009. (AP Photo/Tony Gutierrez)

Dallas Cowboys assistant head coach and offensive coordinator Jason Garrett on sideline during the third quarter of an NFL football game against the New York Giants, Sunday, Dec. 14, 2008, in Irving, Texas. (AP Photo/Matt Slocum)

Dallas Cowboys offensive coordinator Jason Garrett watches a replay during an NFL preseason football game against the Oakland Raiders, Thursday, August 13, 2009 in Oakland. The Raiders won the game, 31-10. (AP Photo/James D. Smith)

Dallas Cowboys offensive coordinator Jason Garrett, left, talks as quarterback Stephen McGee (7) looks on during team rookie football minicamp at Valley Ranch in Irving, Texas, Friday, May 1, 2009. (AP Photo/LM Otero)

Dallas Cowboys wide receivers coach Ray Sherman, left, quarterback Tony Romo (9) and offensive coordinator Jason Garrett, right, look on during practice at the Cowboys NFL training facility in Irving, Texas, Friday, Oct. 17, 2008. (AP Photo/Tony Gutierrez)

Dallas Cowboys head coach Jason Garrett smiles prior to facing the New England Patriots in an NFL football game in Foxborough, Mass., Sunday, Oct. 16, 2011. (AP Photo/Charles Krupa)

Dallas Cowboys tight end Jason Witten, center, flanked by head coach Jason Garrett, left, and team owner Jerry Jones, right, laughs where Witten announced his retirement from the NFL during a press conference at team's training facility and headquarters, Thursday, May 3, 2018, in Frisco, Texas (AP Photo/Richard Rodriguez)

Dallas Cowboys coach Jason Garrett accepts the award for AP Coach of the Year at the 6th annual NFL Honors at the Wortham Center on Saturday, Feb. 4, 2017, in Houston. (Photo by John Salangsang/Invision for NFL/AP Images)

Dallas Cowboys coach Jason Garrett poses backstage with the AP Coach of the Year award at the 6th annual NFL Honors at the Wortham Center on Saturday, Feb. 4, 2017, in Houston. (Photo by Peter Barreras/Invision for NFL/AP Images)

Hall of fame wide receiver and Alumni Team Captain Michael Irvin laughs with Dallas Cowboys head coach Jason Garrett after selecting him to Team Irvin during the 2015 Pro Bowl Draft at the Arizona Biltmore on January 21, 2015 in Phoenix, AZ. (AP Photo/Michael Yanow)

Dallas Cowboys head coach Jason Garrett smiles as he talks with Dez Bryant (88) during an NFL football game against the Washington Redskins on Thursday, Nov. 24, 2016, in Arlington, Texas. (AP Photo/Ron Jenkins)

Dallas Cowboys quarterback Tony Romo (9) and Dallas Cowboys head coach Jason Garrett of Team Irvin celebrate on the sideline during the 2015 Pro Bowl game against Team Carter at University of Phoenix Stadium on Sunday, Jan. 25, 2015 in Glendale, Ariz. Team Irvin defeated Team Carter 32-28. (AP Photo/Perry Knotts)

Dallas Cowboys head coach Jason Garrett and quarterback Dak Prescott (4) celebrate their overtime 29-23 overtime win against the Philadelphia Eagles in an NFL football game, Sunday, Oct. 30, 2016, in Arlington, Texas. (AP Photo/Ron Jenkins)

Dallas Cowboys wide receiver Dez Bryant (88) celebrates his touchdown against the Pittsburgh Steelers with Dallas Cowboys head coach Jason Garrett during the second half of an NFL football game Sunday, Dec. 16, 2012 in Arlington, Texas. (AP Photo/Tony Gutierrez)

Dallas Cowboys head coach Jason Garrett celebrates a touchdown during an NFL football game against the Philadelphia Eagles on Sunday, December 2, 2012, at Cowboys Stadium in Arlington, Texas. The Cowboys defeated the Eagles, 38-33. (AP Photo/James D Smith)

Jason Garrett, coach of the Dallas Cowboys, attends the 4th annual NFL Honors at the Phoenix Convention Center Symphony Hall on Saturday, Jan. 1, 2015. (Photo by Colin Young-Wolff/Invision for NFL/AP Images)

Dallas Cowboys head coach Jason Garrett smiles during an NFL training camp Sunday, August 7, 2016 at City of Oxnard Fields in Oxnard, California. (James D Smith via AP)