answer: #Person1# thinks Kata gets a beautiful singing voice and suggests they sing a song together. Kata agrees.
documents: #Person1#: Kata! You've got a beautiful singing voice. You hit the high notes perfectly.
  #Person2#: Thank you for your compliment. But you are exaggerating. I think you are destined to be a singer. You have the best voice!
  #Person1#: Thank you. Maybe we can sing a song together. Would you like to sing with me?
  #Person2#: Yes, I'd like to. It's my honor. Let's pick a song.
  #Person1#: How about this one?
  #Person2#: Sorry, I can't sing the song.
  #Person1#: Er. . . How about this one?
  #Person2#: OK. But I'm not familiar. I don't know the beginning part.
  #Person1#: Never mind. You can follow me. I'll sing the first part.
  #Person2#: OK.