Find the Event you wish to Clone (through Events Tab, or through the Booking)
Click on the downward arrow on the right side of the Event
Select Clone
Associate with appropriate Booking
Select the Check boxes next to items you wish to copy over (Menu Items, Custom Fields)
Select relevant date (or dates!)
Select Clone
Additional Information:
The Cloned Event will be a Lead status.
Cloning an Event does not perform a conflict check.
It's possible to later adjust the status (one by one, or a batch action), where any conflicts are displayed and can be addressed.
Want to Clone Multiple Events at once? Check out this article!
Events cannot be recurring but Bookings can be recurring see instructions here