UA 2164 then AA 3232 at Phoenix
Chicago O'Hare → Phoenix → Houston
Timetable, Phoenix time
14:14UA 2164 from Chicago O'Hare at the gate
13:43AA 3232 to Houston leaves the gate
23 h 29 apart on the timetable, overnight
AA 3232 leaves 23 h 29 after UA 2164 arrives on the timetable: more than half a day, so not a connection we count.