Create the page for All Calendar Page
This page will be available in user dashboard. Will display all the properties posted by owner and the booked dates.
Select dates to mark as booked for a specific property:
You can also select dates as booked from edit/add property –http://help.wprentals.org/2015/10/28/adddelete-booked-periods-as-owner/ From this interface you can set custom price and changeover info for specific period.
Owner form in All In One calendar looks like this: