DL 1673 then DL 4097 at Atlanta
Newark → Atlanta → South Bend
Timetable, Atlanta time
09:53DL 1673 from Newark at the gate
09:10DL 4097 to South Bend leaves the gate
23 h 17 apart on the timetable, overnight
DL 4097 leaves 23 h 17 after DL 1673 arrives on the timetable: more than half a day, so not a connection we count.