B6 833 then CI 5345 at San Francisco
Boston → San Francisco → Taipei
Timetable, San Francisco time
13:16B6 833 from Boston at the gatealso FI 7969
01:50CI 5345 to Taipei leaves the gate
12 h 34 apart on the timetable, overnight
CI 5345 leaves 12 h 34 after B6 833 arrives on the timetable: more than half a day, so not a connection we count.