answer: #Person1# shows #Person2# a convertible sofa that #Person2# wants.
documents: #Person1#: Hi, can I help you?
  #Person2#: Yes, please. I'm looking for a sofa.
  #Person1#: What about this one?
  #Person2#: May it be used as a sofa in the day and a bed during the night?
  #Person1#: Oh, you want a convertible sofa. This way, please. Over there is the one you want.