You can delete any of the time ranges that comprise your office hours.
To delete a location's hours
How to get there
If you are not already viewing the correct location, select it from the Location menu.
From the Settings menu, under Location, clicktap Location Hours.
The Location Hours page opens and displays an overview of the weekly schedule.
On a location's Location Hours page, clicktap Edit Hours.
The available time ranges appear in a list.
Select a time range.
The options for editing the time range become available.
A confirmation message appears.