If you have booked a flight with French Bee Airlines and want to cancel it, you must go through French Bee Cancellation policy. The airline offers a full refund and is subject to the cancellation fee as per the French Bee cancellation policy. They provide full refund on cancellation if the flight is cancelled within 24 hours of booking, whether you have booked online or through any third party. To get into more details please refer to the link given below.
https://airlinespolicy.com/cancellation-policy/french-bee-cancellation-policy/