AA 644 then AA 1805 at Phoenix
Tampa → Phoenix → Austin
Timetable, Phoenix time
20:50AA 644 from Tampa at the gate
20:39AA 1805 to Austin leaves the gate
23 h 49 apart on the timetable, overnight
AA 1805 leaves 23 h 49 after AA 644 arrives on the timetable: more than half a day, so not a connection we count.