DL 2053 then DL 4970 at Atlanta
Detroit → Atlanta → Allentown
Timetable, Atlanta time
20:24DL 2053 from Detroit at the gate
20:10DL 4970 to Allentown leaves the gate
23 h 46 apart on the timetable, overnight
DL 4970 leaves 23 h 46 after DL 2053 arrives on the timetable: more than half a day, so not a connection we count.