BR 8 then UA 2019 at San Francisco
Taipei → San Francisco → Phoenix
Timetable, San Francisco time
06:40BR 8 from Taipei at the gatealso TG 6256
18:55UA 2019 to Phoenix leaves the gatealso AC 4465
12 h 15 apart on the timetable
UA 2019 leaves 12 h 15 after BR 8 arrives on the timetable: more than half a day, so not a connection we count.