F9 4707 then DL 9936 at Atlanta
Washington → Atlanta → Queretaro
Timetable, Atlanta time
09:54F9 4707 from Washington at the gate
08:00DL 9936 to Queretaro leaves the gate
22 h 06 apart on the timetable, overnight
DL 9936 leaves 22 h 06 after F9 4707 arrives on the timetable: more than half a day, so not a connection we count.