DL 5653 then DL 508 at Boston
Columbus (Ohio) → Boston → Los Angeles
Timetable, Boston time
19:42DL 5653 from Columbus (Ohio) at the gate
16:15DL 508 to Los Angeles leaves the gate
20 h 33 apart on the timetable, overnight
DL 508 leaves 20 h 33 after DL 5653 arrives on the timetable: more than half a day, so not a connection we count.