AV 2035 then DL 6939 at San Francisco
Fresno → San Francisco → Calgary
Timetable, San Francisco time
19:40AV 2035 from Fresno at the gate
16:40DL 6939 to Calgary leaves the gate
21 h apart on the timetable, overnight
DL 6939 leaves 21 h after AV 2035 arrives on the timetable: more than half a day, so not a connection we count.