AC 4510 then QR 2134 at San Francisco
Salt Lake City → San Francisco → New York JFK
Timetable, San Francisco time
10:35AC 4510 from Salt Lake City at the gatealso UA 5970, VA 8449
23:00QR 2134 to New York JFK leaves the gate
12 h 25 apart on the timetable
QR 2134 leaves 12 h 25 after AC 4510 arrives on the timetable: more than half a day, so not a connection we count.