AA 1509 then DL 2632 at Atlanta
Cleveland → Atlanta → Omaha
Timetable, Atlanta time
09:08AA 1509 from Cleveland at the gate
08:39DL 2632 to Omaha leaves the gate
23 h 31 apart on the timetable, overnight
DL 2632 leaves 23 h 31 after AA 1509 arrives on the timetable: more than half a day, so not a connection we count.