AA 1877 then AA 5991 at Charlotte
Providence → Charlotte → Gainesville
Timetable, Charlotte time
17:44AA 1877 from Providence at the gate
17:15AA 5991 to Gainesville leaves the gate
23 h 31 apart on the timetable, overnight
AA 5991 leaves 23 h 31 after AA 1877 arrives on the timetable: more than half a day, so not a connection we count.