Set Up a Conference Room with Exchange Online
Exchange Online, which is part of Microsoft Office 365, offers conference room support. Conference room support provides you with a resource-booking attendant to accept or decline meeting requests. These conference rooms are part of the Exchange Online service and do not require a separate license.
If you have administrator privileges, setting up a conference room is easy. Do the following:
In Outlook Web App, click Options.
Click See All Options.
You see all the features that you can manage on the next screen.
On the right pane, under Shortcuts to administrative tools, click Manage your organization.
Under Mailboxes, click the arrow pointing down next to New and select Room Mailbox.
In the New Room window, enter the required information.
This is where you can choose to either automatically accept or decline a booking request or select a delegate to accept or decline booking requests.
When you finish, click Save.Creating a new Conference Room mailbox.