UA 4301 then UA 2495 at Houston
Lubbock → Houston → New York LaGuardia
Timetable, Houston time
18:41UA 4301 from Lubbock at the gate
18:40UA 2495 to New York LaGuardia leaves the gate
23 h 59 apart on the timetable, overnight
UA 2495 leaves 23 h 59 after UA 4301 arrives on the timetable: more than half a day, so not a connection we count.