UA 3236 then UA 4836 at Houston
Midland → Houston → Baton Rouge
Timetable, Houston time
18:30UA 3236 from Midland at the gate
16:20UA 4836 to Baton Rouge leaves the gate
21 h 50 apart on the timetable, overnight
UA 4836 leaves 21 h 50 after UA 3236 arrives on the timetable: more than half a day, so not a connection we count.