AA 3865 then AA 820 at Charlotte
Hilton Head → Charlotte → Miami
Timetable, Charlotte time
13:48AA 3865 from Hilton Head at the gate
13:17AA 820 to Miami leaves the gate
23 h 29 apart on the timetable, overnight
AA 820 leaves 23 h 29 after AA 3865 arrives on the timetable: more than half a day, so not a connection we count.