AA 644 then AS 401 at Phoenix
Tampa → Phoenix → Seattle
Timetable, Phoenix time
20:50AA 644 from Tampa at the gate
16:58AS 401 to Seattle leaves the gate
20 h 08 apart on the timetable, overnight
AS 401 leaves 20 h 08 after AA 644 arrives on the timetable: more than half a day, so not a connection we count.