answer: #Person1# gives a gift to Mr. Mass. Mr. Mass thanks #Person1# a lot.
documents: #Person1#: Mr. Mass, here is a gift for you.
  #Person2#: Oh. Thanks a million.
  #Person1#: It's a souvenir I bought for you from Rome.
  #Person2#: How beautiful! I love it at all.
  #Person1#: I'm glad you like it.
  #Person2#: It's very kind of you. I really don't know how I can thank you enough.
  #Person1#: Don't mention it. Just a little thing I did.