DL 1180 then DL 9936 at Atlanta
Philadelphia → Atlanta → Santa Clara
Timetable, Atlanta time
10:15DL 1180 from Philadelphia at the gate
09:30DL 9936 to Santa Clara leaves the gate
23 h 15 apart on the timetable, overnight
DL 9936 leaves 23 h 15 after DL 1180 arrives on the timetable: more than half a day, so not a connection we count.