DL 2461 then DL 9963 at Atlanta
Dayton → Atlanta → Queretaro
Timetable, Atlanta time
18:08DL 2461 from Dayton at the gate
09:30DL 9963 to Queretaro leaves the gate
15 h 22 apart on the timetable, overnight
DL 9963 leaves 15 h 22 after DL 2461 arrives on the timetable: more than half a day, so not a connection we count.