DL 4097 then DL 2381 at Atlanta
South Bend → Atlanta → Houston Hobby
Timetable, Atlanta time
16:02DL 4097 from South Bend at the gate
15:18DL 2381 to Houston Hobby leaves the gate
23 h 16 apart on the timetable, overnight
DL 2381 leaves 23 h 16 after DL 4097 arrives on the timetable: more than half a day, so not a connection we count.