DL 677 then AA 4460 at Atlanta
Las Vegas → Atlanta → New York LaGuardia
Timetable, Atlanta time
14:04DL 677 from Las Vegas at the gate
13:36AA 4460 to New York LaGuardia leaves the gate
23 h 32 apart on the timetable, overnight
AA 4460 leaves 23 h 32 after DL 677 arrives on the timetable: more than half a day, so not a connection we count.