DL 706 then AA 4662 at Atlanta
Denver → Atlanta → New York LaGuardia
Timetable, Atlanta time
21:24DL 706 from Denver at the gate
19:39AA 4662 to New York LaGuardia leaves the gate
22 h 15 apart on the timetable, overnight
AA 4662 leaves 22 h 15 after DL 706 arrives on the timetable: more than half a day, so not a connection we count.