F9 4409 then DL 2213 at Atlanta
Washington → Atlanta → Lexington
Timetable, Atlanta time
23:13F9 4409 from Washington at the gate
21:39DL 2213 to Lexington leaves the gate
22 h 26 apart on the timetable, overnight
DL 2213 leaves 22 h 26 after F9 4409 arrives on the timetable: more than half a day, so not a connection we count.