AV 4509 then AV 2066 at San Francisco
Taipei → San Francisco → Sacramento
Timetable, San Francisco time
15:00AV 4509 from Taipei at the gate
08:30AV 2066 to Sacramento leaves the gate
17 h 30 apart on the timetable, overnight
AV 2066 leaves 17 h 30 after AV 4509 arrives on the timetable: more than half a day, so not a connection we count.