WN 4752 then AA 3903 at Phoenix
Omaha → Phoenix → Yuma
Timetable, Phoenix time
07:00WN 4752 from Omaha at the gate
19:31AA 3903 to Yuma leaves the gate
12 h 31 apart on the timetable
AA 3903 leaves 12 h 31 after WN 4752 arrives on the timetable: more than half a day, so not a connection we count.