text: Ron: Good afternoon, sir.
  Calvin: Good afternoon
  Ron: I have send you the topic of my thesis.
  Calvin: Yes, I saw it
  Ron: Do I need to change it?
  Calvin: Yes... significantly!
  Ron: Oh no..
  Calvin: to: "The translation of Kleparski's works from English to English"
  Ron: haha, I'm honoured to get this topic
  Calvin: I bet you are, by the way, I haven't changed your topic, It's great.
  Ron: good to hear, thank you for your time
  Calvin: No problem, If you need any help, just ask
  Ron: Thank you, Sir
  Calvin: Goodbye
  Ron: Goodbye, have a good day!
  Calvin: You too
target: Ron doesn't need to change the topic of his thesis.