DL 3176 then DL 472 at Atlanta
Mobile → Atlanta → Seattle
Timetable, Atlanta time
14:24DL 3176 from Mobile at the gate
14:05DL 472 to Seattle leaves the gate
23 h 41 apart on the timetable, overnight
DL 472 leaves 23 h 41 after DL 3176 arrives on the timetable: more than half a day, so not a connection we count.