Represent the dialog for retrieving similar scenarios Speaker2: You know what? I saw Martin today.
Speaker1: Really? Was he alone?
Speaker2: Not exactly.
Speaker1: :(
Speaker2: He was walking with his dog :)
Speaker1 :O
Represent the dialog scenario for retrieval Speaker2 saw Martin today. He was walking his dog. 
Represent the dialog scenario for retrieval Speaker4 wants to go to Robinson Crusoe's island.