AC 7303 then AA 3357 at Atlanta
Dallas-Fort Worth → Atlanta → Washington National
Timetable, Atlanta time
15:53AC 7303 from Dallas-Fort Worth at the gate
14:33AA 3357 to Washington National leaves the gate
22 h 40 apart on the timetable, overnight
AA 3357 leaves 22 h 40 after AC 7303 arrives on the timetable: more than half a day, so not a connection we count.