UA 334 then UA 3754 at Houston
Austin → Houston → College Station
Timetable, Houston time
15:32UA 334 from Austin at the gate
10:00UA 3754 to College Station leaves the gate
18 h 28 apart on the timetable, overnight
UA 3754 leaves 18 h 28 after UA 334 arrives on the timetable: more than half a day, so not a connection we count.