UA 2617 then UA 3263 at Houston
New York LaGuardia → Houston → Richmond
Timetable, Houston time
13:27UA 2617 from New York LaGuardia at the gate
07:00UA 3263 to Richmond leaves the gate
17 h 33 apart on the timetable, overnight
UA 3263 leaves 17 h 33 after UA 2617 arrives on the timetable: more than half a day, so not a connection we count.