AA 1008 then DL 9963 at Atlanta
Dallas-Fort Worth → Atlanta → Queretaro
Timetable, Atlanta time
15:21AA 1008 from Dallas-Fort Worth at the gate
09:30DL 9963 to Queretaro leaves the gate
18 h 09 apart on the timetable, overnight
DL 9963 leaves 18 h 09 after AA 1008 arrives on the timetable: more than half a day, so not a connection we count.