answer: #Person1# met #Person2#'s neighbor, Jack. #Person2# tells #Person1# Jack's a pilot flying around the world, while his wife stays at home alone.
documents: #Person1#: Nice to meet you, Peter.
  #Person2#: Welcome to my home. Come in, please.
  #Person1#: Who is the man I met at the gate a moment ago?
  #Person2#: Do you mean the man wearing a pair of sunglasses? He is my neighbor. We have been neighbors for 20 years.
  #Person1#: Really? I haven't met him before, though I have been here several times.
  #Person2#: He is a pilot named Jack. He has been to many countries in the world.
  #Person1#: How lucky he is.
  #Person2#: But his wife isn't so lucky. She always stays at home alone.
  #Person1#: I see. Haven't they got a child?
  #Person2#: No, they considered Charlie as their son. It's really a kind pet dog.