WN 2491 then WN 643 at Denver
Indianapolis → Denver → Orlando
Timetable, Denver time
15:25WN 2491 from Indianapolis at the gate
13:25WN 643 to Orlando leaves the gate
22 h apart on the timetable, overnight
WN 643 leaves 22 h after WN 2491 arrives on the timetable: more than half a day, so not a connection we count.