DL 5244 then DL 836 at Atlanta
Huntsville → Atlanta → Phoenix
Timetable, Atlanta time
17:05DL 5244 from Huntsville at the gate
16:25DL 836 to Phoenix leaves the gate
23 h 20 apart on the timetable, overnight
DL 836 leaves 23 h 20 after DL 5244 arrives on the timetable: more than half a day, so not a connection we count.