AA 1831 then AA 6116 at Charlotte
Key West → Charlotte → Augusta
Timetable, Charlotte time
16:14AA 1831 from Key West at the gate
15:40AA 6116 to Augusta leaves the gate
23 h 26 apart on the timetable, overnight
AA 6116 leaves 23 h 26 after AA 1831 arrives on the timetable: more than half a day, so not a connection we count.