UA 5935 then DL 716 at Denver
Salt Lake City → Denver → New York LaGuardia
Timetable, Denver time
20:03UA 5935 from Salt Lake City at the gate
17:30DL 716 to New York LaGuardia leaves the gate
21 h 27 apart on the timetable, overnight
DL 716 leaves 21 h 27 after UA 5935 arrives on the timetable: more than half a day, so not a connection we count.