UA 4744 then WN 463 at Denver
Colorado Springs → Denver → Knoxville
Timetable, Denver time
12:25UA 4744 from Colorado Springs at the gate
11:30WN 463 to Knoxville leaves the gate
23 h 05 apart on the timetable, overnight
WN 463 leaves 23 h 05 after UA 4744 arrives on the timetable: more than half a day, so not a connection we count.