DL 924 then DL 3093 at Atlanta
San Diego → Atlanta → Louisville
Timetable, Atlanta time
19:59DL 924 from San Diego at the gate
19:15DL 3093 to Louisville leaves the gate
23 h 16 apart on the timetable, overnight
DL 3093 leaves 23 h 16 after DL 924 arrives on the timetable: more than half a day, so not a connection we count.