DL 1007 then DL 3195 at Atlanta
Washington National → Atlanta → Louisville
Timetable, Atlanta time
21:41DL 1007 from Washington National at the gate
12:55DL 3195 to Louisville leaves the gate
15 h 14 apart on the timetable, overnight
DL 3195 leaves 15 h 14 after DL 1007 arrives on the timetable: more than half a day, so not a connection we count.