WN 968 then DL 9970 at Atlanta
Washington National → Atlanta → Los Angeles
Timetable, Atlanta time
17:55WN 968 from Washington National at the gate
17:01DL 9970 to Los Angeles leaves the gate
23 h 06 apart on the timetable, overnight
DL 9970 leaves 23 h 06 after WN 968 arrives on the timetable: more than half a day, so not a connection we count.