AA 9403 then CI 5175 at San Francisco
San Diego → San Francisco → Taipei
Timetable, San Francisco time
08:52AA 9403 from San Diego at the gate
21:20CI 5175 to Taipei leaves the gate
12 h 28 apart on the timetable
CI 5175 leaves 12 h 28 after AA 9403 arrives on the timetable: more than half a day, so not a connection we count.