UA 4271 then UA 3754 at Houston
Brownsville → Houston → College Station
Timetable, Houston time
10:37UA 4271 from Brownsville at the gate
10:00UA 3754 to College Station leaves the gate
23 h 23 apart on the timetable, overnight
UA 3754 leaves 23 h 23 after UA 4271 arrives on the timetable: more than half a day, so not a connection we count.