DL 3175 then DL 3507 at Atlanta
Detroit → Atlanta → Shreveport
Timetable, Atlanta time
11:30DL 3175 from Detroit at the gate
11:00DL 3507 to Shreveport leaves the gate
23 h 30 apart on the timetable, overnight
DL 3507 leaves 23 h 30 after DL 3175 arrives on the timetable: more than half a day, so not a connection we count.