When you tell Alexa to trigger "movie night" your thermostat sets to a comfortable temperature, your lights dim, and Harmony starts an activity (maybe Netflix?).
Then
Set temperature for a period of time
This Action will set your Honeywell thermostat to hold a temperature for a specified period of time. The schedule will resume when the time expires.
Fewer details
Explore more great ways to automate Harmony and Philips Hue