answer: #Person1# orders some cable from #Person2# with basic and movie channels. #Person2# tells #Person1# #Person1# can add or cancel channels later on.
documents: #Person1#: May I order some cable from you today?
  #Person2#: Okay, what package would you like to order?
  #Person1#: I'm not sure of what packages you offer.
  #Person2#: We offer packages with all the movie channels.
  #Person1#: Are there any other packages?
  #Person2#: We also have packages with all the sports channels.
  #Person1#: I want a package that has the basic and movie channels.
  #Person2#: We have that available.
  #Person1#: I would like to get that.
  #Person2#: Would you like anything else with your package?
  #Person1#: That's it, but will I be able to add more channels at another time?
  #Person2#: Yes, you can add or get rid of channels later on if you would like.