AA 2414 then DL 1993 at Dulles
Dallas-Fort Worth → Washington → Atlanta (ATL)
Timetable, Washington time
15:48AA 2414 from Dallas-Fort Worth at the gate
15:03DL 1993 to Atlanta (ATL) leaves the gate
23 h 15 apart on the timetable, overnight
DL 1993 leaves 23 h 15 after AA 2414 arrives on the timetable: more than half a day, so not a connection we count.