B6 2040 then DL 5630 at Boston
Cleveland → Boston → Charlotte
Timetable, Boston time
12:04B6 2040 from Cleveland at the gate
11:25DL 5630 to Charlotte leaves the gate
23 h 21 apart on the timetable, overnight
DL 5630 leaves 23 h 21 after B6 2040 arrives on the timetable: more than half a day, so not a connection we count.