AA 1696 then DL 5227 at Atlanta
Chicago O'Hare → Atlanta → Roanoke
Timetable, Atlanta time
14:05AA 1696 from Chicago O'Hare at the gate
13:23DL 5227 to Roanoke leaves the gate
23 h 18 apart on the timetable, overnight
DL 5227 leaves 23 h 18 after AA 1696 arrives on the timetable: more than half a day, so not a connection we count.