answer: John dreamed to be a pilot. #Person1# dreamed to be a scientist, but #Person1# dreams to be an interpreter at present.
documents: #Person1#: John, did you have a dream when you was a little boy? 
  #Person2#: Of course I did. I dreamed to be a pilot when I grow up. But unfortunately, I didn't realize it. 
  #Person1#: I had the same experience with you. When I was a little boy I dreamed to be a great scientist. But now you see, I'm just a common office clerk. 
  #Person2#: Okay, forget about that. S, do you have some practical dreams at present? 
  #Person1#: I do. And now I'm working hard to learn English, and I want to be an interpreter some day. 
  #Person2#: You're promising. Just follow your dream and never give up. 
  #Person1#: Thanks, I will.