Passenger Train Configurator 2

using System.Text.RegularExpressions;

namespace PassengerTrainConfigurator
{
    internal class Program
    {
        static void Main(string[] args)
        {
            Train train = new Train();

            const string CreateTrainCommand = "1";
            const string ExitCommand = "2";

            bool isWorking = true;
            string userInput;

            while (isWorking)
            {
                Console.ForegroundColor = ConsoleColor.Cyan;
                Console.WriteLine("Конфигуратор пасажирских поездов.\n");

                Console.ResetColor();
                Console.WriteLine($"Чтобы создать новый поезд нажмите - {CreateTrainCommand}.\n" +
                    $"Для выхода из программы нажмите {ExitCommand}.\n\n" +
                    $"Ввод:");

                userInput = Console.ReadLine();

                switch (userInput)
                {
                    case CreateTrainCommand:
                        train.CreateTrain();
                        break;

                    case ExitCommand:
                        isWorking = false;
                        break;

                    default:
                        Console.WriteLine("Неизвестная комманда.");
                        break;
                }

                Console.ForegroundColor = ConsoleColor.DarkCyan;
                Console.WriteLine("\n\nДанные по каждому поезду:");
                Console.ResetColor();

                train.ShowTrainInfo();

                Console.ReadKey();
                Console.Clear();
            }
        }
    }

    class Train
    {
        private List<int> _vans = new List<int>();
        private List<Direction> _directions = new List<Direction>();
        private List<int> _numberOfSellTickets = new List<int>();

        public void CreateTrain()
        {
            Van van = new Van();
            Direction direction = new Direction();
            Dispatcher dispatcher = new Dispatcher();

            int numberOfSellTickets = dispatcher.SellTickets();
            int vansCount;

            vansCount = RoundUpDividing(numberOfSellTickets, van.CountSeats);

            _vans.Add(vansCount);
            _directions.Add(direction.MakeDirection());
            _numberOfSellTickets.Add(numberOfSellTickets);
        }

        public void ShowTrainInfo()
        {
            for (int i = 0; i < _directions.Count; i++)
            {
                Console.WriteLine($"Поезд отправляется из города {_directions[i].DepartyreCity} в город {_directions[i].ArrivalCity}.\n" +
                    $"Билетов продано - {_numberOfSellTickets[i]}.\n" +
                    $"Поезд состоит из {_vans[i]} вагонов.\n\n");
            }

        }

        private int RoundUpDividing(int numerator, int denominator)
        {
            decimal numeratorInDec = Convert.ToDecimal(numerator);
            decimal denominatorInDec = Convert.ToDecimal(denominator);
            decimal resultInDec = Math.Ceiling(numeratorInDec / denominatorInDec);

            int result = Convert.ToInt32(resultInDec);

            return result;
        }
    }

    class DirectionFactory
    {
        protected List<string> Cities = new List<string>();

        public DirectionFactory()
        {
            Cities.Add("Москва");
            Cities.Add("Санкт-Петербург");
            Cities.Add("Тверь");
            Cities.Add("Краснодар");
            Cities.Add("Саратов");
            Cities.Add("Нижний Новгород");
            Cities.Add("Тверь");
            Cities.Add("Ростов-на-Дону");
            Cities.Add("Анапа");
            Cities.Add("Сочи");
            Cities.Add("Петрозаводск");
        }
    }

    class Direction : DirectionFactory
    {
        public Direction(string departyreCity = "", string arrivalCity = "")
        {
            DepartyreCity = departyreCity;
            ArrivalCity = arrivalCity;
        }

        public string DepartyreCity { get; private set; }
        public string ArrivalCity { get; private set; }

        public Direction MakeDirection()
        {
            Random random = new Random();

            string departyreCity = Cities[random.Next(0, Cities.Count)];
            string arrivalCity = Cities[random.Next(0, Cities.Count)];

            while (departyreCity == arrivalCity)
            {
                arrivalCity = Cities[random.Next(0, Cities.Count)];
            }

            Direction direction = new Direction(departyreCity, arrivalCity);

            return direction;
        }
    }

    class Van
    {
        public int CountSeats { get; private set; } = 36;
    }

    class Dispatcher
    {
        public int SellTickets()
        {
            Random random = new Random();

            int minNumbersOfTickets = 1;
            int maxNumbersOfTickets = 1800;
            int numbersOfTickets = random.Next(minNumbersOfTickets, maxNumbersOfTickets);

            return numbersOfTickets;
        }
    }
}