AA 5353 then AA 3391 at Charlotte
Wilmington → Charlotte → Hilton Head
Timetable, Charlotte time
15:16AA 5353 from Wilmington at the gate
14:33AA 3391 to Hilton Head leaves the gate
23 h 17 apart on the timetable, overnight
AA 3391 leaves 23 h 17 after AA 5353 arrives on the timetable: more than half a day, so not a connection we count.