AA 2859 then AA 1594 at Phoenix
Ontario → Phoenix → Austin
Timetable, Phoenix time
17:52AA 2859 from Ontario at the gate
13:58AA 1594 to Austin leaves the gate
20 h 06 apart on the timetable, overnight
AA 1594 leaves 20 h 06 after AA 2859 arrives on the timetable: more than half a day, so not a connection we count.