AA 644 then AA 3365 at Phoenix
Tampa → Phoenix → Carlsbad McClellan-Palomar
Timetable, Phoenix time
20:50AA 644 from Tampa at the gate
18:14AA 3365 to Carlsbad McClellan-Palomar leaves the gate
21 h 24 apart on the timetable, overnight
AA 3365 leaves 21 h 24 after AA 644 arrives on the timetable: more than half a day, so not a connection we count.