DL 854 then DL 9963 at Atlanta
Springfield → Atlanta → Queretaro
Timetable, Atlanta time
18:14DL 854 from Springfield at the gate
09:30DL 9963 to Queretaro leaves the gate
15 h 16 apart on the timetable, overnight
DL 9963 leaves 15 h 16 after DL 854 arrives on the timetable: more than half a day, so not a connection we count.