Familiarize yourself with adding actions to buttons. 

The command to switch to another scene is switch

The parameters are;

• trans=<transition name> (case sensitive)
• scene=<scene name> (case sensitive)
• delay=<time> (optional)

The transition parameter is optional - if omitted, the current transition is used.

The optional delay specifies a time (in milliseconds) to wait before running the command.

Example