answer: #Person2# wants to buy lilies of the valley for his anniversary but #Person1#'s store has run out of them, then #Person1# recommends roses.
documents: #Person1#: Good morning, sir. May I help you? 
  #Person2#: It's our anniversary today. I am looking for the same flowers as the ones in her wedding bouquet. 
  #Person1#: What do they look like? 
  #Person2#: White. 
  #Person1#: How tall are they? 
  #Person2#: They are short, I guess. About the same height as those short flowers over there. 
  #Person1#: Do they look like roses? 
  #Person2#: No, they look like little bells. 
  #Person1#: Oh, lilies of the valley. No, I am sorry. We are all out of them right now. 
  #Person2#: Oh, that's too bad. 
  #Person1#: What about roses? 
  #Person2#: Ok. How many do you suggest? 
  #Person1#: As many as you like, sir. They are beautiful, aren't they? 
  #Person2#: Yes, they are.