UA 4301 then UA 4845 at Houston
Lubbock → Houston → Lake Charles
Timetable, Houston time
18:41UA 4301 from Lubbock at the gate
12:59UA 4845 to Lake Charles leaves the gate
18 h 18 apart on the timetable, overnight
UA 4845 leaves 18 h 18 after UA 4301 arrives on the timetable: more than half a day, so not a connection we count.