Step 1: Navigate to Events Manager >> Events >> Add New.
Step 2: Add the title of your event then setup all the details in Event Settings.
Step 3: Hit Publish when you're finished.
Note: Go to Events Manager > Bookings to see the number of booking for each event.
To setup the backend of the event, go to Events Manager > Settings. Here you'll have 4 tabs: General, Pages, Emails, Checkout to setup your event.