public async Task <ActionResult <Passenger> > CreatePassengerAsync(PassengerCreateDto passengerCreateDto)
        {
            var passengerModel = _mapper.Map <Passenger>(passengerCreateDto);
            await _repository.CreateAsync(passengerModel);

            await _repository.SaveChangesAsync();

            var passengerReadDto = _mapper.Map <PassengerReadDto>(passengerModel);

            return(CreatedAtRoute(nameof(GetPassengerAsync), new { Id = passengerReadDto.Id }, passengerReadDto));
        }