WN 3828 then AA 2602 at Phoenix
Las Vegas → Phoenix → Boston
Timetable, Phoenix time
14:50WN 3828 from Las Vegas at the gate
13:56AA 2602 to Boston leaves the gate
23 h 06 apart on the timetable, overnight
AA 2602 leaves 23 h 06 after WN 3828 arrives on the timetable: more than half a day, so not a connection we count.