UA 6199 then UA 3755 at Houston
Silao → Houston → Lubbock
Timetable, Houston time
08:05UA 6199 from Silao at the gate
22:10UA 3755 to Lubbock leaves the gate
14 h 05 apart on the timetable
UA 3755 leaves 14 h 05 after UA 6199 arrives on the timetable: more than half a day, so not a connection we count.