UA 3236 then UA 2833 at Houston
Midland → Houston → Los Angeles
Timetable, Houston time
18:30UA 3236 from Midland at the gate
12:18UA 2833 to Los Angeles leaves the gate
17 h 48 apart on the timetable, overnight
UA 2833 leaves 17 h 48 after UA 3236 arrives on the timetable: more than half a day, so not a connection we count.