DL 5653 then DL 5714 at Boston
Columbus (Ohio) → Boston → Philadelphia
Timetable, Boston time
19:42DL 5653 from Columbus (Ohio) at the gate
17:21DL 5714 to Philadelphia leaves the gate
21 h 39 apart on the timetable, overnight
DL 5714 leaves 21 h 39 after DL 5653 arrives on the timetable: more than half a day, so not a connection we count.