AA 644 then AA 3758 at Phoenix
Tampa → Phoenix → Mc Allen
Timetable, Phoenix time
20:50AA 644 from Tampa at the gate
20:16AA 3758 to Mc Allen leaves the gate
23 h 26 apart on the timetable, overnight
AA 3758 leaves 23 h 26 after AA 644 arrives on the timetable: more than half a day, so not a connection we count.