DL 1007 then F9 9072 at Atlanta
Washington National → Atlanta → Montgomery
Timetable, Atlanta time
21:41DL 1007 from Washington National at the gate
15:55F9 9072 to Montgomery leaves the gate
18 h 14 apart on the timetable, overnight
F9 9072 leaves 18 h 14 after DL 1007 arrives on the timetable: more than half a day, so not a connection we count.