DL 82 then DL 5227 at Atlanta
Memphis → Atlanta → Roanoke
Timetable, Atlanta time
14:12DL 82 from Memphis at the gate
13:23DL 5227 to Roanoke leaves the gate
23 h 11 apart on the timetable, overnight
DL 5227 leaves 23 h 11 after DL 82 arrives on the timetable: more than half a day, so not a connection we count.