public void display() {
        try {
            String serviceType;
            String desc;
            String input;
            String roomNumber;
            Scanner sc = new Scanner(System.in);

            do {
                System.out.println("SHS SERVICE REQUST SERVICE: ENTER y/Y to procees or q/Q to quit");

                input = sc.nextLine();

                if (input.equalsIgnoreCase("y")) {

                    System.out.println("Enter your room number");
                    roomNumber = sc.nextLine();
                    System.out.println("Enter the service type: food/clean/maintenance ");
                    serviceType = sc.nextLine();
                    System.out.println("Enter the description: ");
                    desc = sc.nextLine();
                    System.out.println(roomNumber + serviceType + desc);

                    String temp = roomNumber + "%%" + serviceType + "%%" + desc;
                    smsmb.print(temp);
                    
                    System.out.println("Message successfully sent");
                    System.out.println();
                } else if (input.equalsIgnoreCase("q")) {
                    break;
                } else {
                    System.out.println("Wrong input, restart program");
                }

            } while (input.equalsIgnoreCase("y"));
            System.out.println("SMS application is closed");
            sc.close();
        } catch (Exception ex) {
            System.err.println("Caught an unexpected exception!");
            ex.printStackTrace();
        }
    }