Cynthia Johnson/Liaison(WASHINGTON) — The official ceremonies honoring the late George H.W. Bush began Monday as his family watched members of the U.S. Secret Service carry his casket from a funeral chapel in Houston to a waiting hearse.The president’s service dog, 2-year-old yellow lab Sully, was with the family as well. The motorcade then headed to Ellington Field Joint Reserve Base about 45 minutes away, where the 41st president will be given military honors before departing for Washington, D.C., on “Special Air Mission 41” – the name given the plane normally designated as Air Force One.There will also be a ceremony on arrival of the former president’s remains at Joint Base Andrews at 3:30 p.m. Eastern time on Monday.From there, the president’s casket will be taken to the U.S. Capitol in Washington.The official schedule for ceremonies honoring the late George H.W. Bush was released on Saturday. The four-day tribute includes lying in state at the U.S. Capitol for parts of three days, a funeral at the Washington National Cathedral and eventual burial at the George Bush Presidential Library and Museum back in Texas.George H.W. Bush’s casket will lie in state from 5 p.m. Monday until 10 a.m. on Wednesday. A guard of honor will be in attendance, and the public will be allowed into the Capitol from 7:30 p.m. Monday until 8:45 a.m. Wednesday.Sen. John McCain, a war hero like Bush, is the last person to lie in state at the Capitol following his death in August. Bush called McCain “a patriot of the highest order” following his death.There will be a departure ceremony for Bush at the U.S. Capitol on Wednesday at 10 a.m. and his casket will arrive at the Washington National Cathedral five miles away at 11 a.m.The funeral at the Washington National Cathedral, set to be attended by a wide array of former presidents and politicians, including Donald Trump, will last 90 minutes.Following the funeral, Bush will return to Joint Base Andrews at 1:15 p.m. and depart back to Houston. His arrival at Ellington Field is expected at 4:30 p.m. Central time on Wednesday.Bush will then lie in repose at St. Martin’s Episcopal Church in Houston, where first lady Barbara Bush’s funeral was held in April.The president’s casket will depart by railroad on Thursday at 12:30 p.m. CT and arrive at Texas A&M University in College Station, home to the George Bush Presidential Library and Museum, at 3:45 p.m. Bush, an admirer of trains, has had a special one with a glass viewing car designed to carry his remains to internment.Bush will be interred next to his wife and daughter Robin at 4:15 p.m.Copyright © 2018, ABC Radio. All rights reserved.