AA 3464 then DL 5630 at Charlotte
Hilton Head → Charlotte → Boston
Timetable, Charlotte time
16:18AA 3464 from Hilton Head at the gate
14:37DL 5630 to Boston leaves the gate
22 h 19 apart on the timetable, overnight
DL 5630 leaves 22 h 19 after AA 3464 arrives on the timetable: more than half a day, so not a connection we count.