WN 4533 then WN 2423 at Phoenix
Austin → Phoenix → Dallas
Timetable, Phoenix time
23:40WN 4533 from Austin at the gate
18:30WN 2423 to Dallas leaves the gate
18 h 50 apart on the timetable, overnight
WN 2423 leaves 18 h 50 after WN 4533 arrives on the timetable: more than half a day, so not a connection we count.