WN 1225 then DL 1697 at Phoenix
Cleveland → Phoenix → Boston
Timetable, Phoenix time
20:00WN 1225 from Cleveland at the gate
14:20DL 1697 to Boston leaves the gate
18 h 20 apart on the timetable, overnight
DL 1697 leaves 18 h 20 after WN 1225 arrives on the timetable: more than half a day, so not a connection we count.