AA 644 then AA 4980 at Phoenix
Tampa → Phoenix → Tucson
Timetable, Phoenix time
20:50AA 644 from Tampa at the gate
17:26AA 4980 to Tucson leaves the gate
20 h 36 apart on the timetable, overnight
AA 4980 leaves 20 h 36 after AA 644 arrives on the timetable: more than half a day, so not a connection we count.