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

[EX Q]: Sentence1: No, I'm not picky. Sentence2: I need a hotel with FREE parking Sentence3: The acorn house is moderately priced, 4 stars, and in the north. Sentence4: What is your arrival date and how many days will you be staying, please? Sentence5: I am looking for a place to stay. The hotel should have a star of 4 and should be in the type of guesthouse Sentence6: Thank you goodbye Sentence7: Okay. What part of town do you want to stay in? Sentence8: How about acorn house? They have excellent reviews. Sentence9: I'm sorry I don't need a reservation. Could you just confirm the price range, postcode and what area that is in? Sentence10: Thanks so much. I won't be needing anything further today. Sentence11: You read my mind. Yes, free parking. Sentence12: Do you have a specific pricerange you are looking for? Sentence13: Any part of town as long as it includes free parking. Sentence14: Yes, if Acorn House has free parking, please book my reservation. Question: Who has spoken the sentence 13? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: Sentence1: It is free admission into the King's college. Sure I can help with that. What is your price range? Sentence2: There is pizza express it's moderately priced, would you like more information or for me to book it for you? Sentence3: That was all I needed, thank you. Sentence4: I was able to book your table. The Reference number is : WA5JKA4G . Is there anything else you needed? Sentence5: Yes. Do you know what their entrance fee is? Also, I need some help finding an Italian restaurant in the centre area. Sentence6: I don't have a price range preference. Sentence7: Thank you! Sentence8: I also need a taxi to travel between King's College and the restaurant. Sentence9: Yes please. I would like the reservation for Thursday at 15:00 for 2 people. Sentence10: I am looking for King's College. Sentence11: May I help you with any thing else? Sentence12: thanks for using our services and welcome anytime Sentence13: Booking completed! Booked car type : blue tesla Contact number : 07982639539 Sentence14: Yes, King's College is in the centre and located on King's Parade. Their phone number is 01223331100. Question: Who has spoken the sentence 8? (A) User (B) System
[EX A]: Answer: (A) User

[EX Q]: Sentence1: No thank you that will be all Sentence2: That's perfect. Can you book for 4 people please? Sentence3: Booking was successful, the total fee is 32.32 GBP payable at the station . Reference number is : 4YOCRING . Sentence4: Is there anything else that I can assist you with today? Sentence5: I'd like Persian food. Sentence6: Thanks for using our services, have a lovely day. Sentence7: Okay how about chinese food? Sentence8: i am also looking for a train. The train should leave on sunday and should go to bishops stortford. The train should depart from cambridge and should arrive by 17:30. Sentence9: Any type is fine can you just give me the postcode of it? Sentence10: sure, what kind of cuisine are you looking for? Sentence11: I'm sorry I have no restaurants serving Persian food. Sentence12: Thank you. That is all the information I need. Sentence13: Rice House is in the center, is cheap, and post code is cb12bd. Sentence14: Okay the TR3600 leaves at 15:26 and arrives by 16:07. Sentence15: I'm hoping you can help me find a restaurant. Sentence16: There are a lot of chinese restaurants in town. Do you have a preference on area or price range? Question: Who has spoken the sentence 7? (A) User (B) System
[EX A]:
Answer: (B) System