UA 3237 then UA 3754 at Houston
Louisville → Houston → College Station
Timetable, Houston time
12:15UA 3237 from Louisville at the gate
10:00UA 3754 to College Station leaves the gate
21 h 45 apart on the timetable, overnight
UA 3754 leaves 21 h 45 after UA 3237 arrives on the timetable: more than half a day, so not a connection we count.