AA 5984 then AA 5900 at Charlotte
Florence → Charlotte → Gainesville
Timetable, Charlotte time
16:44AA 5984 from Florence at the gate
16:25AA 5900 to Gainesville leaves the gate
23 h 41 apart on the timetable, overnight
AA 5900 leaves 23 h 41 after AA 5984 arrives on the timetable: more than half a day, so not a connection we count.