Tommy: Hi there! I’m Tommy. It’s nice to meet you.
Sophie: Hi, Tommy. I’m Sophie. Nice to meet you too. Are you here on vacation?
Tommy: Yes, I am. I’ve been traveling around China for the past two weeks, and I’ve seen so many fascinating things.
Sophie: That’s great. Which places have you visited?
Tommy: I visited Beijing, Xi’an, and Shanghai. I really enjoyed seeing the Great Wall and the Terracotta Warriors.
Sophie: Those are all very famous tourist attractions. Have you tried any Chinese food? 
Tommy: Oh yes, I’ve tried lots of different things. I really like Kung Pao chicken and dumplings. What’s your favorite Chinese food?
Sophie: I think I like hotpot the most. Have you tried that?
Tommy: No, I haven’t. It sounds interesting. Maybe you could show me where to find a good hotpot restaurant?
Sophie: Sure, I’d be happy to. 


根据以上这段对话内容回答：
Tommy和Sophie正在交流，Tommy是来自哪个国家的游客？他喜欢吃中国菜中的哪些菜肴？
Tommy是来自美国的游客。在对话中，他提到了他喜欢吃的中国菜，包括宫保鸡丁和饺子。