DL 965 then DL 9936 at Atlanta
Detroit → Atlanta → Queretaro
Timetable, Atlanta time
10:29DL 965 from Detroit at the gate
08:00DL 9936 to Queretaro leaves the gate
21 h 31 apart on the timetable, overnight
DL 9936 leaves 21 h 31 after DL 965 arrives on the timetable: more than half a day, so not a connection we count.