UA 4019 then UA 1697 at Houston
Little Rock → Houston → New York LaGuardia
Timetable, Houston time
08:40UA 4019 from Little Rock at the gate
07:00UA 1697 to New York LaGuardia leaves the gate
22 h 20 apart on the timetable, overnight
UA 1697 leaves 22 h 20 after UA 4019 arrives on the timetable: more than half a day, so not a connection we count.