DL 2099 then UA 1998 at Houston
New York LaGuardia → Houston → Cincinnati
Timetable, Houston time
13:37DL 2099 from New York LaGuardia at the gate
12:20UA 1998 to Cincinnati leaves the gate
22 h 43 apart on the timetable, overnight
UA 1998 leaves 22 h 43 after DL 2099 arrives on the timetable: more than half a day, so not a connection we count.