dialogue: #Person1#: Excuse me. Can you tell me how to get to City Hall?
  #Person2#: Yes. Go to the next corner and turn left onto Center Street. Walk three blocks to Second Avenue and turn right. Walk two more blocks and you'll see City Hall on the left.
  #Person1#: I'm sorry. I didn't follow you. Could you please repeat that?
  #Person2#: Okay. First, go to the next corner and turn left onto Center Street.
  #Person1#: Uh-huh.
  #Person2#: Then, walk three blocks to Second Avenue an turn right. Are you with me so far?
  #Person1#: Yes. I'm following you.
  #Person2#: Then, walk two more blocks an you ' ll see City Hall on the left. Have you got all that?
  #Person1#: Yes. Now I've got it. Thank you very much.
summary: #Person2# patiently shows #Person1# the way to City Hall.
topic: show the way