DL 976 then DL 1662 at Salt Lake City
Miami → Salt Lake City → Las Vegas
Timetable, Salt Lake City time
10:15DL 976 from Miami at the gate
23:15DL 1662 to Las Vegas leaves the gate
13 h apart on the timetable
DL 1662 leaves 13 h after DL 976 arrives on the timetable: more than half a day, so not a connection we count.