UA 3752 then AF 8811 at San Francisco
Denver → San Francisco → Los Angeles
Timetable, San Francisco time
13:00UA 3752 from Denver at the gate
11:44AF 8811 to Los Angeles leaves the gate
22 h 44 apart on the timetable, overnight
AF 8811 leaves 22 h 44 after UA 3752 arrives on the timetable: more than half a day, so not a connection we count.