AA 3944 then DL 929 at Phoenix
Palm Springs → Phoenix → Atlanta
Timetable, Phoenix time
11:57AA 3944 from Palm Springs at the gate
23:59DL 929 to Atlanta leaves the gate
12 h 02 apart on the timetable
DL 929 leaves 12 h 02 after AA 3944 arrives on the timetable: more than half a day, so not a connection we count.