DL 1668 then DL 2029 at Atlanta
Indianapolis → Atlanta → Mobile
Timetable, Atlanta time
22:00DL 1668 from Indianapolis at the gate
20:30DL 2029 to Mobile leaves the gate
22 h 30 apart on the timetable, overnight
DL 2029 leaves 22 h 30 after DL 1668 arrives on the timetable: more than half a day, so not a connection we count.