Train dispatcher

using System;
using System.Collections.Generic;

namespace Classes
{
    internal class Program
    {
        static void Main(string[] args)
        {
            TrainDispatcher dispatcher = new TrainDispatcher();
            dispatcher.WorkMenu();
        }
    }

    class TrainDispatcher
    {
        private List<Train> trains = new List<Train>();
        private Random random = new Random();

        public void WorkMenu()
        {
            Console.CursorVisible = false;
            Console.WriteLine($"To create a train press anything...\nTo exit press 0.");

            while (Console.ReadKey().Key != ConsoleKey.D0)
            {
                Console.Clear();
                CreateTrain();
                Console.WriteLine($"\nTo create a train press anything...\nTo exit press 0.\n");
                ShowTrains();
            }
        }

        private string CreateDirection()
        {
            char[] points = new char[] { 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J' };
            char pointStart = points[random.Next(points.Length)];
            string direction = null;

            bool isEqual = true;

            while (isEqual)
            {
                char pointFinish = points[random.Next(points.Length)];
                direction = pointStart + " - " + pointFinish;

                isEqual = pointFinish == pointStart ? true : false;
            }

            Console.WriteLine($"{direction} train created");
            return direction;
        }

        private int SellTickets()
        {
            int maxPassengers = 100;
            int numberPassengers = random.Next(maxPassengers);
            Console.WriteLine($"{numberPassengers} tickets sold");
            return numberPassengers;
        }

        private int AttachCars()
        {
            int passengersInCar = 10;
            int numberPassengers = SellTickets();

            int numberCars = numberPassengers % passengersInCar == 0 ?
                numberPassengers / passengersInCar : numberPassengers / passengersInCar + 1;

            Console.WriteLine($"Attached {numberCars} cars");
            return numberCars;
        }

        private void CreateTrain()
        {
            trains.Add(new Train(CreateDirection(), AttachCars()));
        }

        private void ShowTrains()
        {
            char carSymbol = '=';
            string trainSign = ">>";

            for (int i = 0; i < 10; i++)
            {
                int index = trains.Count - 1 - i;

                i = trains.Count - 1 - (i + 1) >= 0 ? i : 10;

                Console.WriteLine(trains[index].Direction + " " + new string(carSymbol, trains[index].CarValue) + trainSign);
            }
        }
    }

    class Train
    {
        public Train(string direction, int carValue)
        {
            Direction = direction;
            CarValue = carValue;
        }

        public string Direction { get; private set; }
        public int CarValue { get; private set; }
    }
}