Change the order
更换食物

Is there anything I can do for you?
我能为您做什么吗？
Excuse me, can I change my order? I am afraid I don't have so much time to enjoy my dinner.
抱歉，我能换菜吗？恐怕我没有太多的时间来享用晚餐了。

I am sorry, sir. Your fish will be ready in five minutes so you can't change it.
抱歉，先生。您的鱼五分钟就做好了，所以您不能再换了。
That's all right.
没关系。