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

Input: Consider Input: Sentence1: Thank you, good bye. Sentence2: Sure. It's in the centre on Station Road. Anything else? Sentence3: The cityroomz is a 0 star hotel in the moderate price range. It is in the centre of town. Would you like me to book it for you? Sentence4: Is the cityroomz a guesthouse? That's what I'm looking for. Sentence5: Yes, can you book that for me for 5 people and 4 nights? I need it on Sunday. Sentence6: Have a wonderful time, good bye. Sentence7: You know what, the hotel will actually work for me. Can you tell me where Cityroomz is located? Sentence8: How about two night? Sentence9: No, Cityroomz is a hotel. The City Center North B&B or the El Shaddai are 0 star guesthouses. Sentence10: Sorry, that booking wasn't available. Maybe another day or a shorter stay would work? Sentence11: Could you help me find a 0 star hotel? Sentence12: That worked. Your reference number is YZMQ4JNN . Question: Who has spoken the sentence 6? (A) User (B) System

Output: Answer: (A) User

Input: Consider Input: Sentence1: I recommend university arms hotel. it is rated 4 stars and is expensive. Their number is 01223351241. Sentence2: Can you help me find a place to eat serving british food in the moderate price range? Sentence3: I have several listings. Please provide the part of town you prefer so I can narrow it down. Sentence4: Ok, can you book a room for our group or are you expecting me to call them? Sentence5: Yes, I'd like a hotel in the same area. Sentence6: In the centre if possible Sentence7: can please provide more information to help us serve you better. Sentence8: No thank you that will be all for today Sentence9: I can book it for you. Sentence10: Yes please, could you book a table for 6 at 16:45 on Wednesday? Could i get a reference number too please? Sentence11: sure I can help you with that, when are you planning your stay? Sentence12: i dont mind any price. Sentence13: How about the oak bistro located at 6 lensfield road. The post code is cb21ab and phone number 01223323361. Can I book this for you? Sentence14: I actually need a moderate hotel in the centre. I don't need free parking. I will need the hotel booked for 6 people, 2 nights, on Wednesday, please. Sentence15: You have your choice of an expensive or moderate price range in that area, do you have a preference? Sentence16: Wednesday, for 2 nights. Sentence17: Ok. I have a table for 6 booked for you at the Oak Bistro. Your reference number is 9SGIM1SR . Is there anything else I could help with today? Sentence18: It needs to be close to my hotel and open late. Question: Who has spoken the sentence 5? (A) User (B) System

Output: Answer: (B) System

Input: Consider Input: Sentence1: Yes, book a table for 3 at 11:30 on the same day if you can. Sentence2: I need a place to stay. Something moderately priced, with free wifi. Sentence3: Does the Acorn Guest House also offer free parking? Sentence4: Yes please. I need a restaurant in the north, same price range as the hotel, and serves swiss food. Sentence5: The Nirala is a moderately priced indian restaurant in the north. Can I book you any tables? Sentence6: Can we try for one that serves Indian food instead? Sentence7: I like acorn guest house. Need a reservation? Sentence8: Booking was successful. The table will be reserved for 15 minutes. Reference number is : 1GD9Z858 . Sentence9: Booking was successful. Reference number is : PSNFSRQI . anything else i can help you with? Sentence10: yes would you reserve andd book it for me with a confirmation number ? Sentence11: We don't have any such restaurants in the north. Do you want to search for something different? Sentence12: Yes certainly. For how many nights will you be staying and how many people will be staying and when do you wish to arrive? Sentence13: I need it for 3 people and 3 nights starting Sunday. Sentence14: It does have free parking. Would you like to reserve a room? Sentence15: enjoy your stay in Cambridge! Sentence16: Thanks for your help today. Question: Who has spoken the sentence 7? (A) User (B) System
Output: Answer: (B) System