public IHttpActionResult GetConfirmed()
        {
            var confirmedReservations = _reservationsService.GetConfirmed().ToList();
            var resultData            = new List <ReservationDto>();

            foreach (var reservation in confirmedReservations)
            {
                resultData.Add(Mapper.Map <Reservation, ReservationDto>(reservation));
            }

            return(Ok(resultData));
        }