answer: #Person2# wants to buy some foreign currency for her holiday. #Person1# tells #Person2# the permitted amount of foreign currency to be exchanged and the exchange rate.
documents: #Person1#: Is everything OK, Madam?
  #Person2#: Well, I'm trying to buy some foreign currency for my holiday.
  #Person1#: I can help you with that. Holiday, you say? Lucky you! Where are you going to be travelling to?
  #Person2#: We are going to Macau to visit my niece. She said it's better for me to bring US dollars, is that right?
  #Person1#: That is one option, Madam. If your are travelling to either Hong Kong or Macau we are permitted to exchange up to 1, 000 USD for you.
  #Person2#: OK, I see. What's the exchange rate? Is the dollar up or down?
  #Person1#: Today's rate is 823. 71 RMB to 100 USD.
  #Person2#: To be honest, I have no idea about these things! But I'm sure that's alright.
  #Person1#: Yes, it's not bad. I will need to see your passport though.