DL 2976 then DL 472 at Atlanta
Austin → Atlanta → Seattle
Timetable, Atlanta time
14:10DL 2976 from Austin at the gate
14:05DL 472 to Seattle leaves the gate
23 h 55 apart on the timetable, overnight
DL 472 leaves 23 h 55 after DL 2976 arrives on the timetable: more than half a day, so not a connection we count.