WN 1545 then WN 2423 at Phoenix
Las Vegas → Phoenix → Dallas
Timetable, Phoenix time
10:50WN 1545 from Las Vegas at the gate
05:40WN 2423 to Dallas leaves the gate
18 h 50 apart on the timetable, overnight
WN 2423 leaves 18 h 50 after WN 1545 arrives on the timetable: more than half a day, so not a connection we count.