@Override
	public void execute(String[] input) {
		Properties preferences = laura.getPreferences();
		
		String userName = preferences.getProperty("userName");
		if (userName == null) {
			laura.print("Hello, my name is LAURA. What's yours?");
			userName = laura.getInput();
			laura.print("Great to meet you, " + userName + "!");
			preferences.setProperty("userName", userName);
		} else {
			laura.print("Hello " + userName + "!");
		}
	}