AA 5640 then AA 1430 at DFW
Gainesville → Dallas-Fort Worth → San Francisco
Timetable, Dallas-Fort Worth time
19:15AA 5640 from Gainesville at the gate
18:55AA 1430 to San Francisco leaves the gate
23 h 40 apart on the timetable, overnight
AA 1430 leaves 23 h 40 after AA 5640 arrives on the timetable: more than half a day, so not a connection we count.