DL 3004 then AA 3687 at Atlanta
Greensboro → Atlanta → Washington National
Timetable, Atlanta time
08:33DL 3004 from Greensboro at the gate
08:06AA 3687 to Washington National leaves the gate
23 h 33 apart on the timetable, overnight
AA 3687 leaves 23 h 33 after DL 3004 arrives on the timetable: more than half a day, so not a connection we count.