UA 879 then UA 3754 at Houston
London → Houston → College Station
Timetable, Houston time
14:40UA 879 from London at the gate
10:00UA 3754 to College Station leaves the gate
19 h 20 apart on the timetable, overnight
UA 3754 leaves 19 h 20 after UA 879 arrives on the timetable: more than half a day, so not a connection we count.