answer: #Person2# advises #Person1# on dressing for a formal company party.
documents: #Person1#: There will be a party in my company ; what shall I wear?
  #Person2#: Is it formal or informal?
  #Person1#: I guess it is a formal one because the general director will give a speech there, and most of the staff will take part in.
  #Person2#: In that case, formal suit with a nice tie will be better.
  #Person1#: You are right. What about shoes?
  #Person2#: The brown leather shoes are OK.
  #Person1#: Thanks a lot.
  #Person2#: Don't mention it.