UA 2830 then UA 3754 at Houston
Las Vegas → Houston → College Station
Timetable, Houston time
13:05UA 2830 from Las Vegas at the gate
10:00UA 3754 to College Station leaves the gate
20 h 55 apart on the timetable, overnight
UA 3754 leaves 20 h 55 after UA 2830 arrives on the timetable: more than half a day, so not a connection we count.