public void Add() throws Exception {
        String name = "";
        BufferedReader reader;
        reader = new BufferedReader(new InputStreamReader(System.in));
        while (n.isNameExists(name) || name.equals("")) {
            System.out.print("What is your name? ");
            name = reader.readLine();
        }
        String phone;
        System.out.print("Please, enter your phone ");
        phone = reader.readLine();
        n.addRecord("name phone");


    }