WN 3243 then AA 5503 at Atlanta
Austin → Atlanta → Washington National
Timetable, Atlanta time
18:00WN 3243 from Austin at the gate
16:55AA 5503 to Washington National leaves the gate
22 h 55 apart on the timetable, overnight
AA 5503 leaves 22 h 55 after WN 3243 arrives on the timetable: more than half a day, so not a connection we count.