Here is how you can setup a calendar for your Room Service department.
What it looks like
How to setup
1. Create a calendar (Path: E-Commerce > Calendars)
Name: Room Service
Availability: Set opening hours (Monday to Friday, from 10am to 3pm )
Blocked dates: Add period during which your kitchen is closed
Max per slot: Leave empty
Max per day: Leave empty
2. Associate to a product ( ex. Sushi )
Open product and click on Calendar
Link: yes, to calendar Room Service
Event duration: no
Availability increments: we recommend 15 mins
Buffer before event: Leave empty
Buffer after event: Leave empty
Booking rules availability: depends on your operations
Minimum schedule notice: depends on your operations
3. Associate to all products at once
Select all Room Service products under E-Commerce > Services (use page / department filters if needed)
Click on "Bulk action" button
Apply same calendar settings as "Sushi"
All your products are now ready to be booked.