WN 3727 then AA 1421 at Phoenix
Santa Rosa → Phoenix → Austin
Timetable, Phoenix time
20:45WN 3727 from Santa Rosa at the gate
18:40AA 1421 to Austin leaves the gate
21 h 55 apart on the timetable, overnight
AA 1421 leaves 21 h 55 after WN 3727 arrives on the timetable: more than half a day, so not a connection we count.