public static void ShowTripBooking(string username)
        {
            ICollection <TripBooking> Trips = TripServices.ShowTripBookings(username);

            if (Trips.Count == 0)
            {
                Console.WriteLine("NO TRIPS FOUND!");
                Console.ReadKey();
                UserMenu(username);
            }

            foreach (var trip in Trips)
            {
                Console.WriteLine($"\n {trip.TripOfferId}  | Trip Creator : {trip.Username} | { trip.Date } | { trip.Time } | { trip.Source } to { trip.Destination } | { trip.Distance }kms | { trip.CostPerHead } INR | Joined by { trip.Passenger }");
            }

            Console.ReadKey();
            UserMenu(username);
        }