SQ 1543 then QF 4367 at San Francisco
New York JFK → San Francisco → Los Angeles
Timetable, San Francisco time
13:40SQ 1543 from New York JFK at the gate
10:33QF 4367 to Los Angeles leaves the gate
20 h 53 apart on the timetable, overnight
QF 4367 leaves 20 h 53 after SQ 1543 arrives on the timetable: more than half a day, so not a connection we count.