AS 606 then AA 1578 at Phoenix
Seattle → Phoenix → Charlotte
Timetable, Phoenix time
11:40AS 606 from Seattle at the gate
23:50AA 1578 to Charlotte leaves the gate
12 h 10 apart on the timetable
AA 1578 leaves 12 h 10 after AS 606 arrives on the timetable: more than half a day, so not a connection we count.