DL 5641 then DL 2772 at Boston
Cleveland → Boston → Raleigh-Durham
Timetable, Boston time
20:00DL 5641 from Cleveland at the gate
17:05DL 2772 to Raleigh-Durham leaves the gate
21 h 05 apart on the timetable, overnight
DL 2772 leaves 21 h 05 after DL 5641 arrives on the timetable: more than half a day, so not a connection we count.