DL 2104 then DL 1056 at Atlanta
Austin → Atlanta → Indianapolis
Timetable, Atlanta time
18:19DL 2104 from Austin at the gate
17:22DL 1056 to Indianapolis leaves the gate
23 h 03 apart on the timetable, overnight
DL 1056 leaves 23 h 03 after DL 2104 arrives on the timetable: more than half a day, so not a connection we count.