B6 833 then AA 1837 at San Francisco
Boston → San Francisco → Phoenix
Timetable, San Francisco time
20:55B6 833 from Boston at the gatealso EY 8011
16:00AA 1837 to Phoenix leaves the gatealso QR 9224
19 h 05 apart on the timetable, overnight
AA 1837 leaves 19 h 05 after B6 833 arrives on the timetable: more than half a day, so not a connection we count.