AA 4931 then AA 1594 at Phoenix
Flagstaff → Phoenix → Austin
Timetable, Phoenix time
19:25AA 4931 from Flagstaff at the gate
13:58AA 1594 to Austin leaves the gate
18 h 33 apart on the timetable, overnight
AA 1594 leaves 18 h 33 after AA 4931 arrives on the timetable: more than half a day, so not a connection we count.