DL 771 then DL 2348 at LAX
New York JFK → Los Angeles → Las Vegas
Timetable, Los Angeles time
19:41DL 771 from New York JFK at the gate
19:20DL 2348 to Las Vegas leaves the gate
23 h 39 apart on the timetable, overnight
DL 2348 leaves 23 h 39 after DL 771 arrives on the timetable: more than half a day, so not a connection we count.