UA 1982 then UA 3755 at Houston
Chicago → Houston → Lubbock
Timetable, Houston time
08:26UA 1982 from Chicago at the gate
22:10UA 3755 to Lubbock leaves the gate
13 h 44 apart on the timetable
UA 3755 leaves 13 h 44 after UA 1982 arrives on the timetable: more than half a day, so not a connection we count.