根据下列提示，编写一段题为问路的对话(60--80个字)：
Green太太想去博物馆，但不知如何走，于是就向一位警察询问。警察告诉她沿街走到第二个十字路口向左拐，拐角过去第三幢楼就是博物馆。
Asking the Way
Mrs. Green： Excuse me, but could you tell me the way to the museum?
Policeman： Certainly. Just go up this street and turn left at the second crossing. The third building from the corner is the museum. You cant miss it.
Mrs. Green： Oh, let me see. Go down this street, turn left at the second crossing. and the museum is the third building from the corner. Am I right?
Policeman： Yes, thats right.
Mrs. Green： Thank you very much. Bye-bye.
Policeman： You are welcome. Bye-bye.
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