AA 1313 then DL 1692 at Philadelphia
Denver → Philadelphia → Atlanta
Timetable, Philadelphia time
17:40AA 1313 from Denver at the gate
17:17DL 1692 to Atlanta leaves the gate
23 h 37 apart on the timetable, overnight
DL 1692 leaves 23 h 37 after AA 1313 arrives on the timetable: more than half a day, so not a connection we count.