F9 4409 then DL 5535 at Atlanta
Washington → Atlanta → Lafayette
Timetable, Atlanta time
23:13F9 4409 from Washington at the gate
21:49DL 5535 to Lafayette leaves the gate
22 h 36 apart on the timetable, overnight
DL 5535 leaves 22 h 36 after F9 4409 arrives on the timetable: more than half a day, so not a connection we count.