DL 5377 then DL 9970 at Atlanta
Dothan → Atlanta → Los Angeles
Timetable, Atlanta time
19:30DL 5377 from Dothan at the gate
17:01DL 9970 to Los Angeles leaves the gate
21 h 31 apart on the timetable, overnight
DL 9970 leaves 21 h 31 after DL 5377 arrives on the timetable: more than half a day, so not a connection we count.