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

[Q]: Sentence1: TR7966 departs at 5:40. Sentence2: Your booking was successful. Reference number is : M0ZETXSZ . Is there anything else I can help you with? Sentence3: There are 33 different lodging options in town. Do you have a preference for type, area, pricerange, or star rating? Sentence4: Type doesn't matter. I want it to be cheap and in the north. With a 4 star rating. Sentence5: Great. Now I need a place to stay. Sentence6: The worth house is located in the north and cheap, would you like a reservation? Sentence7: Yes, that works. Can I get the train id number and the price please? Sentence8: I need a train to stansted airport from cambridge please. Sentence9: What area and price range are you looking for? Sentence10: What is the departure time of that also please? Sentence11: That's great. Have a safe trip. goodbye. Sentence12: It should be a 4 star hotel. Sentence13: Ok, what day will you be traveling? Sentence14: the train Number is TR7966, it will cost you 10.10 pounds. Sentence15: No thank you. I am all set. Sentence16: Is it rated 4 stars? Sentence17: Yes it is a four star. It also has free internet and free parking. When were you planning your stay? Sentence18: book it for 7 people and 5 nights starting from saturday Sentence19: Thursday. I need to arrive by 12:45. Sentence20: The closest to thing I can find is a train leaving at 5:40 on Thursday. It arrives at Stansted Airport at 6:08. Is this okay? Question: Who has spoken the sentence 2? (A) User (B) System
[A]: Answer: (A) User


[Q]: Sentence1: Kymmoy is a great Asian Oriental place in the center of town, but it's expensive. Sentence2: Is there a Oriental restaurant in the City Centre that is in the expensive price range? Sentence3: I have 2 matches. Do you have a type preference? Sentence4: Thanks. I'm also wanting to see if there's someplace to get polynesian food in the centre of town. Sentence5: That's all I will need. Thank you! Sentence6: Where is it located? Sentence7: Please help me find a hotel to stay at in the centre that has a 4 star rating. Thanks! Sentence8: Thank you for using the Cambridge TownInfo centre. Please have a pleasant day. Sentence9: There are no Polynesian restaurants in the centre. Sentence10: I want an expensive place with free wifi. Sentence11: Its location is on Regent Street. Sentence12: That narrows it down to one choice, the University Arms Hotel. It meets all of your requirements, plus has parking. Would you like me to check availability? Question: Who has spoken the sentence 10? (A) User (B) System
[A]: Answer: (A) User


[Q]: Sentence1: Cambridge has many colleges in the center of town. Downing College is nice, and it's free to get in. Sentence2: I'm looking for a proper hotel, please. If it had free wifi, well, I wouldn't complain about that either. Sentence3: The reference number is 75625428 . Anything else? Sentence4: I would like to have the reference number for the room booking please. Sentence5: The address for downing college is regent street. Have a great day. Sentence6: Alright, your room is booked for the Ashley Hotel for 5 nights with 6 people. Is there anything else I can do for you? Sentence7: I have confirmed your taxi a black lexus will be picking you up. Their contact number is 07864379890. Do you need further assistance? Sentence8: I would now like to book a taxi from my hotel at 06:15 going to the college. Sentence9: Actually, can I get the street address of Downing College before we go? Sentence10: The Ashley hotel is in the north and has both free internet and parking. Would you care to go here? Sentence11: I am looking for a hotel in the north to stay in. Can you help me with this? Sentence12: Yes. I want to check out a college in the centre. Sentence13: Yes, I want to book it for 6 people and 5 nights starting from sunday. May I also have the reference number? Sentence14: That sounds great. Can I get the address and postcode? Sentence15: There are 13 hotels in the north. Do you want a guesthouse or a proper hotel? Sentence16: It's in the centre of town and it's at cb21dq. Question: Who has spoken the sentence 8? (A) User (B) System
[A]:
Answer: (A) User