AV 2347 then B6 816 at San Francisco
Burbank → San Francisco → New York JFK
Timetable, San Francisco time
20:08AV 2347 from Burbank at the gate
16:25B6 816 to New York JFK leaves the gate
20 h 17 apart on the timetable, overnight
B6 816 leaves 20 h 17 after AV 2347 arrives on the timetable: more than half a day, so not a connection we count.