VA 8576 then AA 148 at San Francisco
Las Vegas → San Francisco → New York JFK
Timetable, San Francisco time
19:03VA 8576 from Las Vegas at the gate
15:32AA 148 to New York JFK leaves the gatealso QF 3205
20 h 29 apart on the timetable, overnight
AA 148 leaves 20 h 29 after VA 8576 arrives on the timetable: more than half a day, so not a connection we count.