DL 55 then DL 9963 at Atlanta
Lagos → Atlanta → Queretaro
Timetable, Atlanta time
17:52DL 55 from Lagos at the gate
09:30DL 9963 to Queretaro leaves the gate
15 h 38 apart on the timetable, overnight
DL 9963 leaves 15 h 38 after DL 55 arrives on the timetable: more than half a day, so not a connection we count.