Is this seat taken ?   No . Please sit down .   Thanks .   Are you also going to Beijing ?   Yes , on a business trip . How about Yuu ?   I'm taking a vacation to visit a friend there . Have you ever been there before ?   Yes , I Went there once last summer .   Really ? What did you think ?   I think it is amazing . You can enjoy both the traditional Chinese culture as well as the vitality of a modern cosmopolitan city . The only thing I didn't enjoy was the subway . 