DL 1687 then DL 9936 at Atlanta
Chicago O'Hare → Atlanta → Santa Clara
Timetable, Atlanta time
11:00DL 1687 from Chicago O'Hare at the gate
09:30DL 9936 to Santa Clara leaves the gate
22 h 30 apart on the timetable, overnight
DL 9936 leaves 22 h 30 after DL 1687 arrives on the timetable: more than half a day, so not a connection we count.