AA 2820 then AA 1502 at Charlotte
Miami → Charlotte → Nashville
Timetable, Charlotte time
21:23AA 2820 from Miami at the gate
19:50AA 1502 to Nashville leaves the gate
22 h 27 apart on the timetable, overnight
AA 1502 leaves 22 h 27 after AA 2820 arrives on the timetable: more than half a day, so not a connection we count.