answer: #Person2#'s looking for a smartphone and asks #Person2# for some information of smartphone. #Person2# likes one smartphone, and #Person1# introduces its functions to #Person2#. #Person2#'s satisfied with it.
documents: #Person1#: Can I help you?
  #Person2#: Yes please. I'm looking for a smartphone, but uhm? I don't know much about them.
  #Person1#: Right. Well, with a smart phone you can use software, you know for your appointments, as an address book, that kind of thing you can take notes and write documents.
  #Person2#: I see I'm interested in this one.
  #Person1#: This one? It's got all the features you'd expect. A nice screen, wireless internet.
  #Person2#: So I can check my email, can I?
  #Person1#: Yeah you can read and send email and surf the Internet, too. As long as you're in an area the Internet can cover.
  #Person2#: It's got a camera hasn't it?
  #Person1#: Yeah, it's really good. You can take photos or videos. You can download video games and it's got an MP3 player for your favorite songs. You can even watch TV.
  #Person2#: Wow. I really like the functions they're wonderful.