# Cancel an order

Cancel an existing order. Any reserved tickets are immediately released. An order
can only be cancelled if it has not already been settled or timed out.

Endpoint: DELETE /orders/{order}
Version: 3.0.0
Security: SessionKey

## Path parameters:

  - `order` (string)
    Unique identifier of the order

## Response 200 fields (application/json):

  - `message` (string)
    Reason for the given response.

## Response 403 fields (application/json):

  - `message` (string)
    Reason for the given response.

## Response 409 fields (application/json):

  - `message` (string)
    Reason for the given response.