AA 3962 then DL 996 at Atlanta
Washington National → Atlanta → Los Angeles
Timetable, Atlanta time
13:54AA 3962 from Washington National at the gate
07:00DL 996 to Los Angeles leaves the gate
17 h 06 apart on the timetable, overnight
DL 996 leaves 17 h 06 after AA 3962 arrives on the timetable: more than half a day, so not a connection we count.