system
proud: My sister just got a new job after working for it so hard. I am happy for her.
human
So my sister just told me she got a new job she has been working hard for. 
gpt
What good news! You must be very proud of her.
human
Yes, I really am. I think she deserves it!
gpt
That's great that you can celebrate her success so wholeheartedly! You are a good sibling.