UA 4720 then WN 643 at Denver
Salt Lake City → Denver → Orlando
Timetable, Denver time
14:50UA 4720 from Salt Lake City at the gate
13:25WN 643 to Orlando leaves the gate
22 h 35 apart on the timetable, overnight
WN 643 leaves 22 h 35 after UA 4720 arrives on the timetable: more than half a day, so not a connection we count.