answer: #Person2# likes playing the piano. #Person1# thinks #Person2# could be a pianist.
documents: #Person1#: What do you want to be?
  #Person2#: Dad, I haven't thought about it. I'm still young.
  #Person1#: Oh, honey, but you must know what your hobby is, right?
  #Person2#: I like playing the piano.
  #Person1#: Yes, you play the piano well. You could be a good pianist. That's good.