DL 850 then DL 3093 at Atlanta
Washington National → Atlanta → Louisville
Timetable, Atlanta time
20:29DL 850 from Washington National at the gate
19:15DL 3093 to Louisville leaves the gate
22 h 46 apart on the timetable, overnight
DL 3093 leaves 22 h 46 after DL 850 arrives on the timetable: more than half a day, so not a connection we count.