Excuse me , is this the Guyon Travel Agency ?   Yes , sir . What can I do for you ?   I want to travel to the ancient town in the south of China . Would you please tell me something about it ?   Sure . There's network of canals . And there are white walls , black tiles , small bridges , flowing rivers , flagstones roads , blue sky and white clouds . Few places have preserved the past like this place . Walking on the ancient road makes us back to our sense .   Wonderful . That's just what I expect , where is my first place if I go there ?   Zhouzhuang .   How long does the tour take ?   It's about two days .   what's the cost ?   It's about 300 yuan . 