DL 1053 then DL 9970 at Atlanta
Phoenix → Atlanta → Los Angeles
Timetable, Atlanta time
18:34DL 1053 from Phoenix at the gate
17:01DL 9970 to Los Angeles leaves the gate
22 h 27 apart on the timetable, overnight
DL 9970 leaves 22 h 27 after DL 1053 arrives on the timetable: more than half a day, so not a connection we count.