BA 6449 then AA 939 at San Francisco
Los Angeles → San Francisco → Dallas-Fort Worth
Timetable, San Francisco time
23:27BA 6449 from Los Angeles at the gate
23:23AA 939 to Dallas-Fort Worth leaves the gatealso CZ 1632
23 h 56 apart on the timetable, overnight
AA 939 leaves 23 h 56 after BA 6449 arrives on the timetable: more than half a day, so not a connection we count.