DL 3039 then DL 4097 at Atlanta
Chattanooga → Atlanta → South Bend
Timetable, Atlanta time
09:30DL 3039 from Chattanooga at the gate
09:10DL 4097 to South Bend leaves the gate
23 h 40 apart on the timetable, overnight
DL 4097 leaves 23 h 40 after DL 3039 arrives on the timetable: more than half a day, so not a connection we count.