AA 4295 then DL 4097 at Atlanta
Washington National → Atlanta → South Bend
Timetable, Atlanta time
10:13AA 4295 from Washington National at the gate
09:10DL 4097 to South Bend leaves the gate
22 h 57 apart on the timetable, overnight
DL 4097 leaves 22 h 57 after AA 4295 arrives on the timetable: more than half a day, so not a connection we count.