AA 2821 then AA 1642 at Charlotte
Phoenix → Charlotte → Greenville-Spartanburg
Timetable, Charlotte time
05:00AA 2821 from Phoenix at the gate
18:08AA 1642 to Greenville-Spartanburg leaves the gate
13 h 08 apart on the timetable
AA 1642 leaves 13 h 08 after AA 2821 arrives on the timetable: more than half a day, so not a connection we count.