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

Ex Input:
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 Output:
Answer: (B) System


Ex Input:
Sentence1: Thank you for using this system Sentence2: There are several cheap restaurants located in the centre part of town. Sentence3: I am looking for a cheap restaurant. Sentence4: Yes, La Raza serves Spanish food. Would you like their phone number? Sentence5: Do any serve spanish food? Sentence6: La Raza is located at 4-6 Rose Crescent, their postcode is C.B 2, 3 L.L Sentence7: Thank you, goodbye. Sentence8: No, I would like the address and the post code please. Question: Who has spoken the sentence 6? (A) User (B) System

Ex Output:
Answer: (A) User


Ex Input:
Sentence1: Hello, I'd like some information on a train going to london liverpool street that arrives by 16:00 Sentence2: The trip will take 88 minutes. Would you like me to make a reservation? Sentence3: There are several restaurants that serve british food. Would you prefer a restaurant in the centre or the west? Sentence4: I just need it to be moderately priced so I can make a reservation. Sentence5: I'm departing on sunday. Sentence6: No,I am also looking for a place to dine. The restaurant should serve British food and should be in the moderate price range Sentence7: There are multiple trains. Where will you departing from and what day will you be traveling? Sentence8: The TR2141 leaves Cambridge at 13:59 on Sunday and arrives at London Liverpool Street at 15:27. Is that the train you need? Sentence9: Restaurant One Seven is moderately priced. Would you like me to make a reservation? Sentence10: What is the total travel time? Question: Who has spoken the sentence 6? (A) User (B) System

Ex Output:

Answer: (A) User