AC 8747 then DL 5630 at Charlotte
Toronto → Charlotte → Boston
Timetable, Charlotte time
16:20AC 8747 from Toronto at the gate
14:37DL 5630 to Boston leaves the gate
22 h 17 apart on the timetable, overnight
DL 5630 leaves 22 h 17 after AC 8747 arrives on the timetable: more than half a day, so not a connection we count.