WN 2154 then WN 2423 at Phoenix
Houston Hobby → Phoenix → Dallas
Timetable, Phoenix time
00:35WN 2154 from Houston Hobby at the gate
18:30WN 2423 to Dallas leaves the gate
17 h 55 apart on the timetable
WN 2423 leaves 17 h 55 after WN 2154 arrives on the timetable: more than half a day, so not a connection we count.