AA 3232 then AA 555 at Houston
Phoenix → Houston → Chicago
Timetable, Houston time
23:54AA 3232 from Phoenix at the gate
18:55AA 555 to Chicago leaves the gate
19 h 01 apart on the timetable, overnight
AA 555 leaves 19 h 01 after AA 3232 arrives on the timetable: more than half a day, so not a connection we count.