AA 5510 then DL 1130 at Atlanta
Washington National → Atlanta → Kansas City
Timetable, Atlanta time
23:23AA 5510 from Washington National at the gate
19:05DL 1130 to Kansas City leaves the gate
19 h 42 apart on the timetable, overnight
DL 1130 leaves 19 h 42 after AA 5510 arrives on the timetable: more than half a day, so not a connection we count.