DL 937 then DL 3093 at Atlanta
Tucson → Atlanta → Louisville
Timetable, Atlanta time
20:31DL 937 from Tucson at the gate
19:15DL 3093 to Louisville leaves the gate
22 h 44 apart on the timetable, overnight
DL 3093 leaves 22 h 44 after DL 937 arrives on the timetable: more than half a day, so not a connection we count.