VA 8520 then AV 2352 at San Francisco
Boston → San Francisco → Burbank
Timetable, San Francisco time
12:49VA 8520 from Boston at the gate
07:15AV 2352 to Burbank leaves the gate
18 h 26 apart on the timetable, overnight
AV 2352 leaves 18 h 26 after VA 8520 arrives on the timetable: more than half a day, so not a connection we count.