AA 3391 then AA 5548 at Charlotte
Hilton Head → Charlotte → Jackson (Mississippi)
Timetable, Charlotte time
17:40AA 3391 from Hilton Head at the gate
16:10AA 5548 to Jackson (Mississippi) leaves the gate
22 h 30 apart on the timetable, overnight
AA 5548 leaves 22 h 30 after AA 3391 arrives on the timetable: more than half a day, so not a connection we count.