B6 833 then AV 2352 at San Francisco
Boston → San Francisco → Burbank
Timetable, San Francisco time
13:16B6 833 from Boston at the gatealso FI 7969
08:40AV 2352 to Burbank leaves the gate
19 h 24 apart on the timetable, overnight
AV 2352 leaves 19 h 24 after B6 833 arrives on the timetable: more than half a day, so not a connection we count.