WN 3224 then DL 1697 at Phoenix
Oakland → Phoenix → Boston
Timetable, Phoenix time
18:20WN 3224 from Oakland at the gate
14:20DL 1697 to Boston leaves the gate
20 h apart on the timetable, overnight
DL 1697 leaves 20 h after WN 3224 arrives on the timetable: more than half a day, so not a connection we count.