AA 2806 then DL 5630 at Charlotte
Cleveland → Charlotte → Boston
Timetable, Charlotte time
16:39AA 2806 from Cleveland at the gate
14:37DL 5630 to Boston leaves the gate
21 h 58 apart on the timetable, overnight
DL 5630 leaves 21 h 58 after AA 2806 arrives on the timetable: more than half a day, so not a connection we count.