Yes, you can cancel a confirmed booking.
If the reason for the cancellation is unavoidable then Force Majeure will apply and there will not be any cancellation fees.
However, if you are cancelling the confirmed booking for an avoidable reason, such as double booking, you will have to face the cancellation fees.
Goboony will do their best to find a replacement vehicle that matches the price of the original booking. However, if the fees of this new vehicle exceed the amount of the original booking, you will be liable for excess costs of up to £500.