DL 763 then DL 1926 at LAX
Atlanta → Los Angeles → Las Vegas
Timetable, Los Angeles time
19:55DL 763 from Atlanta at the gate
15:05DL 1926 to Las Vegas leaves the gate
19 h 10 apart on the timetable, overnight
DL 1926 leaves 19 h 10 after DL 763 arrives on the timetable: more than half a day, so not a connection we count.