AA 5657 then DL 5630 at Charlotte
Cincinnati → Charlotte → Boston
Timetable, Charlotte time
15:22AA 5657 from Cincinnati at the gate
14:37DL 5630 to Boston leaves the gate
23 h 15 apart on the timetable, overnight
DL 5630 leaves 23 h 15 after AA 5657 arrives on the timetable: more than half a day, so not a connection we count.