AA 5989 then AA 1502 at Charlotte
Gainesville → Charlotte → Nashville
Timetable, Charlotte time
21:29AA 5989 from Gainesville at the gate
19:50AA 1502 to Nashville leaves the gate
22 h 21 apart on the timetable, overnight
AA 1502 leaves 22 h 21 after AA 5989 arrives on the timetable: more than half a day, so not a connection we count.