DL 3193 then DL 9963 at Atlanta
Columbia → Atlanta → Queretaro
Timetable, Atlanta time
17:05DL 3193 from Columbia at the gate
09:30DL 9963 to Queretaro leaves the gate
16 h 25 apart on the timetable, overnight
DL 9963 leaves 16 h 25 after DL 3193 arrives on the timetable: more than half a day, so not a connection we count.