DL 5359 then DL 1391 at Detroit
Cleveland → Detroit → Philadelphia
Timetable, Detroit time
15:14DL 5359 from Cleveland at the gate
14:55DL 1391 to Philadelphia leaves the gate
23 h 41 apart on the timetable, overnight
DL 1391 leaves 23 h 41 after DL 5359 arrives on the timetable: more than half a day, so not a connection we count.