AC 4108 then B6 416 at San Francisco
Palm Springs → San Francisco → New York JFK
Timetable, San Francisco time
17:41AC 4108 from Palm Springs at the gatealso UA 4786, NZ 9546
14:55B6 416 to New York JFK leaves the gatealso SQ 1548
21 h 14 apart on the timetable, overnight
B6 416 leaves 21 h 14 after AC 4108 arrives on the timetable: more than half a day, so not a connection we count.