UA 6061 then DL 751 at Denver
Abilene → Denver → New York LaGuardia
Timetable, Denver time
12:30UA 6061 from Abilene at the gate
11:19DL 751 to New York LaGuardia leaves the gate
22 h 49 apart on the timetable, overnight
DL 751 leaves 22 h 49 after UA 6061 arrives on the timetable: more than half a day, so not a connection we count.