AA 5988 then AA 5459 at Charlotte
Roanoke → Charlotte → Columbia Metropolitan
Timetable, Charlotte time
15:40AA 5988 from Roanoke at the gate
14:44AA 5459 to Columbia Metropolitan leaves the gate
23 h 04 apart on the timetable, overnight
AA 5459 leaves 23 h 04 after AA 5988 arrives on the timetable: more than half a day, so not a connection we count.