answer: #Person2# recommends #Person1# to shop at a flea market for old music boxes.
documents: #Person1#: Do you know where I can find old music boxes?
  #Person2#: You could try shopping at a flea market.
  #Person1#: What is that? I have never heard of such a thing.
  #Person2#: A flea market is an outdoor place where people sell all kinds of used stuff.
  #Person1#: OK, Where can I find one?
  #Person2#: Well, you can check the local paper or search 'flea market' online.