VA 8388 then B6 1534 at San Francisco
Washington → San Francisco → Boston
Timetable, San Francisco time
01:29VA 8388 from Washington at the gate
22:10B6 1534 to Boston leaves the gatealso JL 5892, EY 8032
20 h 41 apart on the timetable
B6 1534 leaves 20 h 41 after VA 8388 arrives on the timetable: more than half a day, so not a connection we count.