On Marketplacekit, you can rent rooms too. There is a pricing model called "Book Room" which lets your customers book rooms. You can edit the settings as you like or leave it as it is since everything is set up accordingly for the default pricing models.
Assign it to any category you like. Then, while posting a listing, select the category you assigned this pricing model to. You can now see the different additional fields for this pricing model. Fill up the values as per your liking and save it.
The options for your listing will be displayed like this: