DL 2643 then DL 9936 at Atlanta
Montréal → Atlanta → Santa Clara
Timetable, Atlanta time
10:00DL 2643 from Montréal at the gate
09:30DL 9936 to Santa Clara leaves the gate
23 h 30 apart on the timetable, overnight
DL 9936 leaves 23 h 30 after DL 2643 arrives on the timetable: more than half a day, so not a connection we count.