F9 9073 then DL 2549 at Atlanta
Northwest Arkansas → Atlanta → Washington
Timetable, Atlanta time
23:11F9 9073 from Northwest Arkansas at the gate
22:55DL 2549 to Washington leaves the gate
23 h 44 apart on the timetable, overnight
DL 2549 leaves 23 h 44 after F9 9073 arrives on the timetable: more than half a day, so not a connection we count.