DL 775 then DL 3126 at Atlanta
Cleveland → Atlanta → Indianapolis
Timetable, Atlanta time
17:11DL 775 from Cleveland at the gate
15:59DL 3126 to Indianapolis leaves the gate
22 h 48 apart on the timetable, overnight
DL 3126 leaves 22 h 48 after DL 775 arrives on the timetable: more than half a day, so not a connection we count.