AA 5984 then AA 2065 at Charlotte
Florence → Charlotte → Miami
Timetable, Charlotte time
16:44AA 5984 from Florence at the gate
16:30AA 2065 to Miami leaves the gate
23 h 46 apart on the timetable, overnight
AA 2065 leaves 23 h 46 after AA 5984 arrives on the timetable: more than half a day, so not a connection we count.