AA 6509 then WN 4402 at Phoenix
Flagstaff → Phoenix → Boise
Timetable, Phoenix time
08:53AA 6509 from Flagstaff at the gate
07:45WN 4402 to Boise leaves the gate
22 h 52 apart on the timetable, overnight
WN 4402 leaves 22 h 52 after AA 6509 arrives on the timetable: more than half a day, so not a connection we count.