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

Example Input: Sentence1: Yes, that sounds like a good choice. Can you book it for me for 3 people starting Saturday? Thanks Sentence2: I was able to book the hotel for you. The reference number is BTTS9GYC . Is there anything else I can help you with today? Sentence3: There are eight accomodations of the hotel type with free parking. What part of town do you prefer? Sentence4: I need a train from norwich to get to the hotel by 16:30. Sentence5: The Cambridge Belfry is an inexpensive, 4 star option on the west side with free wifi and free parking. Sentence6: The west, please. And can I get free wifi? Sentence7: Okay I have a train tat gets to Cambridge at 15:35. Would you like me to book that for you? Sentence8: It doesn't really matter, just need to get there by 16:30. Sentence9: I want a place to stay. Find me a hotel that includes free parking. Sentence10: I have several available. When do you want to leave? Sentence11: I would like to stay for 3 nights. Sentence12: Sure, I can do that. How many nights would you like it for? Question: Who has spoken the sentence 6? (A) User (B) System
Example Output: Answer: (A) User

Example Input: Sentence1: Are you sure? I'd really like some Austrian food. Sentence2: Yes I am sure. However, I do have a number of restaurants listed as serving European food. Would you like information on these? Sentence3: Thank you, let us know if you need any more help with anything. Sentence4: The phone number is 01223307030. The address is Quayside Off Bridge STreet and the postcode is cb58aq. Can I book a reservation? Sentence5: Yes please. I prefer the centre of town if possible. Sentence6: I would like for that to be cheap as well. Sentence7: No, I'm all set, thanks. Goodbye! Sentence8: Hi, I'm looking for a cheap austrian restaurant. Sentence9: Sounds good. Could you give me the number? Also, the address and postcode. Sentence10: The River Bar Steakhouse and Grill located in the Centre has cheap Modern European food. Would you care for that? Sentence11: There are a number of European options in the town centre. Do you have a price range? Sentence12: I'm sorry but I don't have any Austrian restaurants? Would you like to try a different cuisine? Question: Who has spoken the sentence 5? (A) User (B) System
Example Output: Answer: (B) System

Example Input: Sentence1: Booking completed! Booked car type : white lexus Contact number : 07055220533 Sentence2: I think that is all I need. Have a nice day. Sentence3: I also need a taxi to get to the restaurant from the hotel. Sentence4: I want to book Worth House for 3 people for 4 nights starting on Wednesday. Sentence5: Booking was successful. Reference number is : UOVCEW8B . Sentence6: I'd recommend the Prezzo. It's an Italian restaurant. Would you like to book a table? Sentence7: What time do you need to be picked up and from where? Sentence8: I'd like it to go from the Worth House to the Prezzo. It can pick me up any time, as long as it arrives by the booked time. Sentence9: Thank you. You do the same! Sentence10: Can you tell me how many guests and what time you would like the reservation for? Sentence11: No, I do not have a preference. Sentence12: We have British, Indian or Italian to choose from in that category. Do you have a preference? Sentence13: Yes, we would like a reservation for Wednesday. Sentence14: I'm looking for information on worth house. Sentence15: Worth House is a cheap 4-star guesthouse on the north side of town. They're located at 152 Chesterton Road, cb41da. Sentence16: I've reserved a table for three at 11:30 on Wednesday. Your reference number is HJKOKG94 . Is there anything else I can help you find in the area? Sentence17: For 3 people, at 11:30 please. Sentence18: I need a find restaurant in the moderate price range in the west part of the town Question: Who has spoken the sentence 6? (A) User (B) System
Example Output:
Answer: (A) User