DL 1397 then DL 3093 at Atlanta
Austin → Atlanta → Louisville
Timetable, Atlanta time
20:10DL 1397 from Austin at the gate
19:15DL 3093 to Louisville leaves the gate
23 h 05 apart on the timetable, overnight
DL 3093 leaves 23 h 05 after DL 1397 arrives on the timetable: more than half a day, so not a connection we count.