Q: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Sentence1: What about chinese food? Sentence2: Ok, which direction and what time? Sentence3: There are lots of museums in the centre. Did you have a particular one in mind? Sentence4: Yes, thanks. I am looking for a museum in the centre of town. What would you recommend? Sentence5: Booking completed! Booked car type : black audi Contact number : 07792008199 Can I help you with anything else today? Sentence6: I'd like to get some additional information on this museum. May I have the phone number and postcode, please? Sentence7: I can certainly help you with that. What area of town would you like to stay in? Sentence8: I would also like to book a taxi traveling between the two location. Sentence9: No. Just pick one. I need a table for 4 at 16:30 on Thursday. I need the reference number. Also, I need a museum in the centre. Sentence10: Sure I personally like the primavera. Sentence11: I've booked a table for you at Ugly Duckling located at 12 St. Johns Street City Centre. Your reference number is 5VYTXWH4 . Can I help you with anything else? Sentence12: Okay, have a great day. Sentence13: There are none, can I find you find you anything else? Sentence14: There are several options for chinese food. Is there a particular area that you would prefer? Sentence15: No is there one you could recommend? Sentence16: I need 3 rooms for nights in a cheap hotel Sentence17: I'm actually looking for an expensive north African restaurant. Sentence18: No. Thanks. All set. Sentence19: i want it to go to my restaurant by 16:30 Sentence20: The phone number is 01223357708 and the postcode is cb21sj. May I help with something else? Question: Who has spoken the sentence 11? (A) User (B) System
A:
Answer: (B) System