/// <summary>
        /// Method to Update Credit card status
        /// </summary>
        static void UpdateCreditCard()
        {
            CreditCard cr = new CreditCard();                                      //creating object to creditcard

            CreditcardBusinessLogicLayer cbl = new CreditcardBusinessLogicLayer(); //creating object to creditcard business logic layer

            int a;

            Console.WriteLine("Enter CustomerID");
            a = int.Parse(Console.ReadLine());

            bool b = cbl.UpdateCreditCard(a);

            if (b == true)//checking the status of creditcardnumber
            {
                Console.WriteLine("Your CreditCard Number generated successfully ");
            }
            else
            {
                Console.WriteLine("Your Creditcard number generation is in progress");
            }
        }