FILE - Passengers in protective suits and face masks sit on a plane in Hanoi, Vietnam, on Friday, Feb. 12, 2020. On Friday, July 8, 2022, the U.S. Transportation Department sent a notice to airlines that they should take steps during the seat-assignment process to help kids under 14 sit with an older relative, or set aside areas for family seating. (AP Photo/Hau Dinh, File)