WN 1490 then DL 1697 at Phoenix
Nashville → Phoenix → Boston
Timetable, Phoenix time
20:20WN 1490 from Nashville at the gate
14:20DL 1697 to Boston leaves the gate
18 h apart on the timetable, overnight
DL 1697 leaves 18 h after WN 1490 arrives on the timetable: more than half a day, so not a connection we count.