AA 3232 then UA 5094 at Houston
Phoenix → Houston → Chattanooga
Timetable, Houston time
23:54AA 3232 from Phoenix at the gate
20:15UA 5094 to Chattanooga leaves the gate
20 h 21 apart on the timetable, overnight
UA 5094 leaves 20 h 21 after AA 3232 arrives on the timetable: more than half a day, so not a connection we count.