Love Field (1992)

Dallas housewife Lurene Hallett's life revolves around the doings of Jacqueline Kennedy. She is devastated when President Kennedy is shot a few hours after she sees him arrive in Dallas. Despite her husband Ray's prohibition, she decides to attend the funeral in Washington, D.C. Forced to travel by bus, she befriends Jonell, the young black daughter of Paul Couter. Sensing something wrong, her good intentioned interference leads the mixed race threesome on an increasingly difficult journey to Washington with both the police and Ray looking for them.