AA 3232 then UA 2749 at Houston
Phoenix → Houston → Charleston (South Carolina)
Timetable, Houston time
23:54AA 3232 from Phoenix at the gate
18:28UA 2749 to Charleston (South Carolina) leaves the gate
18 h 34 apart on the timetable, overnight
UA 2749 leaves 18 h 34 after AA 3232 arrives on the timetable: more than half a day, so not a connection we count.