WN 3502 then CA 7307 at San Francisco
Phoenix → San Francisco → Boston
Timetable, San Francisco time
15:30WN 3502 from Phoenix at the gate
12:45CA 7307 to Boston leaves the gatealso NH 7330
21 h 15 apart on the timetable, overnight
CA 7307 leaves 21 h 15 after WN 3502 arrives on the timetable: more than half a day, so not a connection we count.