DL 1625 then AA 5471 at Atlanta
Memphis → Atlanta → Washington National
Timetable, Atlanta time
10:20DL 1625 from Memphis at the gate
09:02AA 5471 to Washington National leaves the gate
22 h 42 apart on the timetable, overnight
AA 5471 leaves 22 h 42 after DL 1625 arrives on the timetable: more than half a day, so not a connection we count.