DL 926 then DL 2322 at Atlanta
Washington National → Atlanta → Omaha
Timetable, Atlanta time
12:09DL 926 from Washington National at the gate
11:00DL 2322 to Omaha leaves the gate
22 h 51 apart on the timetable, overnight
DL 2322 leaves 22 h 51 after DL 926 arrives on the timetable: more than half a day, so not a connection we count.