DL 1258 then DL 4628 at Atlanta
Austin → Atlanta → Roanoke
Timetable, Atlanta time
09:40DL 1258 from Austin at the gate
08:58DL 4628 to Roanoke leaves the gate
23 h 18 apart on the timetable, overnight
DL 4628 leaves 23 h 18 after DL 1258 arrives on the timetable: more than half a day, so not a connection we count.