Task: Dialogue Generation
Input (English): F: Peter, I'd like to invite you and your wife to my birthday party tomorrow evening. I'm also going to invite Rose, Maggie, Jessica and her husband. ,M: Thank you very much Linda, but I heard Rose has gone to Holland on a business trip.
(A) F: Oh, I didn't know that. It's a pity that Rose won't be able to attend the party. (B) F: I’m sorry, I didn’t catch that. Would you mind speaking more slowly? (C) F: It's such a pity that Jessica won't make it to the wedding party. (D) F: Really, I guess Rose will arrive a bit early at my party then.
Output (English): A