DL 9941 then DL 1126 at Atlanta
Queretaro → Atlanta → Louisville
Timetable, Atlanta time
19:43DL 9941 from Queretaro at the gate
15:32DL 1126 to Louisville leaves the gate
19 h 49 apart on the timetable, overnight
DL 1126 leaves 19 h 49 after DL 9941 arrives on the timetable: more than half a day, so not a connection we count.