CX 7854 then DL 363 at San Francisco
Seattle → San Francisco → New York JFK
Timetable, San Francisco time
20:47CX 7854 from Seattle at the gate
16:00DL 363 to New York JFK leaves the gatealso VS 3215
19 h 13 apart on the timetable, overnight
DL 363 leaves 19 h 13 after CX 7854 arrives on the timetable: more than half a day, so not a connection we count.