NZ 9172 then B6 816 at San Francisco
Eugene → San Francisco → New York JFK
Timetable, San Francisco time
21:05NZ 9172 from Eugene at the gate
16:25B6 816 to New York JFK leaves the gate
19 h 20 apart on the timetable, overnight
B6 816 leaves 19 h 20 after NZ 9172 arrives on the timetable: more than half a day, so not a connection we count.