UA 3236 then UA 1945 at Houston
Midland → Houston → Los Angeles
Timetable, Houston time
18:30UA 3236 from Midland at the gate
14:50UA 1945 to Los Angeles leaves the gate
20 h 20 apart on the timetable, overnight
UA 1945 leaves 20 h 20 after UA 3236 arrives on the timetable: more than half a day, so not a connection we count.