DL 1323 then DL 9963 at Atlanta
Miami → Atlanta → Queretaro
Timetable, Atlanta time
19:10DL 1323 from Miami at the gate
09:30DL 9963 to Queretaro leaves the gate
14 h 20 apart on the timetable, overnight
DL 9963 leaves 14 h 20 after DL 1323 arrives on the timetable: more than half a day, so not a connection we count.