DL 1659 then WN 1737 at Salt Lake City
Las Vegas → Salt Lake City → Denver
Timetable, Salt Lake City time
15:50DL 1659 from Las Vegas at the gate
15:10WN 1737 to Denver leaves the gate
23 h 20 apart on the timetable, overnight
WN 1737 leaves 23 h 20 after DL 1659 arrives on the timetable: more than half a day, so not a connection we count.