WN 2527 then DL 1697 at Phoenix
Lagos → Phoenix → Boston
Timetable, Phoenix time
19:20WN 2527 from Lagos at the gate
14:20DL 1697 to Boston leaves the gate
19 h apart on the timetable, overnight
DL 1697 leaves 19 h after WN 2527 arrives on the timetable: more than half a day, so not a connection we count.