private String talk(ArrayList arguments)
    {
        if(!arguments.get(0).equals("to")) {
            return "Invalid syntax used for the 'talk' command.";
        }
        
        String nameOfPerson = (String) arguments.get(1);
        
        if(!gameData.getCurrentLocation().isValidFriend(nameOfPerson)) {
            return "The friend specified is invalid!";
        }
        
        return gameData.getCurrentLocation().getFriend(nameOfPerson).response();
    }