You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Sentence1: Thank you for using the Cambridge Town Info Centre Services. I hope you enjoy your time in Cambridge! Sentence2: is it in moderate price range? Sentence3: Do you have anything in the moderate price range? Sentence4: Most of our nightclubs are right in the center of town. Kambar is my favorite. Sentence5: No, thanks. Can you find a gastropub restaurant in the centre, please? Sentence6: it is an expensive gastropub Sentence7: Yes, there's the the cow pizza kitchen and bar. Sentence8: They're located on Corn Exchange Street. Would you like me to make a reservation for you? Sentence9: Awesome! Can you provide me with the address, entrance fee, and postcode, please? Sentence10: The address is 1 wheeler street cb23qb and admission is 5 pounds, would you like their phone number? Sentence11: I am looking for something fun to do while in town. A nightclub would be nice. Sentence12: What is their address? Sentence13: backstreet bistro is an expensive gastropub in the centre area. Would you like more information? Sentence14: No, I just need information for today. You have answered all of my questions. Thanks so much. Bye. Question: Who has spoken the sentence 1? (A) User (B) System
Answer: (B) System

Sentence1: I'm looking for an expensive restaurant in the center of town. Sentence2: Certainly. When would you like your taxi to depart? Sentence3: Is there any Turkish cuisine? If so I need the postcode and the address. Sentence4: No, that will be all, thank you! Sentence5: I need to arrive at Cambridge Contemporary Art by 19:15 please. Sentence6: Okay, have a nice day. Sentence7: I don't really care, what do you recommend? I will need the postcode and entrance fee please. Sentence8: I am also looking for museums in the area. Sentence9: How about Cambridge Contemporary Art? The entrance is free and the postcode is cb21su. Enjoy! Sentence10: There are many museums listed in the centre area, what kind of museum are you interested in? Sentence11: No problem. Your taxi has been reserved. Your driver's contact number is 07035811281 and will be driving a grey toyota. Is there anything else you need today? Sentence12: Thank you. I would also like a taxi to commute between the two places. Sentence13: There are many expensive restaurants in the centre of town, is there a specific type of food you would like? Sentence14: The Meze Bar restaurant matches your tastes. It is located at 196 Mill Road City Centre. The postcode is cb13nf. Question: Who has spoken the sentence 10? (A) User (B) System
Answer: (A) User

Sentence1: i want tickets for 3 people and give me reference number. Sentence2: I don't care where- just a museum. Sentence3: I am leaving from peterborough going to cambridge Sentence4: Can you help me find a train leaving on sunday after 12:00. Sentence5: Yes can I get the info please? Sentence6: It is located at 5 Greens Road in the centre area of town. The phone number is 01223902168. The admission is free. Sentence7: Train number TR9345 leaves Peterborough at 12:19 and arrives in Cambridge around 13:09. Would you like a ticket for this train? Sentence8: Thank you and what is the postcode? Sentence9: cambridge artworks would suit your needs. Can I get you more info on it? Sentence10: Cambridge Artworks is in postcode cb13ef. Do you need anything else? Sentence11: I'd be happy to help you find something. Can you tell me where you will be departing from? Sentence12: No thats all I needed. Thank you! Sentence13: im also looking for a place to go in town Sentence14: We have many fantastic attractions! Would you like to narrow it down by area or type? Sentence15: You're welcome. Have a great day! Sentence16: Your reference number is : OYYUXXUM . Can I help with anything else? Question: Who has spoken the sentence 1? (A) User (B) System
Answer: (B) System