AV 2183 then UA 871 at San Francisco
Vancouver → San Francisco → Taipei
Timetable, San Francisco time
15:27AV 2183 from Vancouver at the gate
13:35UA 871 to Taipei leaves the gate
22 h 08 apart on the timetable, overnight
UA 871 leaves 22 h 08 after AV 2183 arrives on the timetable: more than half a day, so not a connection we count.