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

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
Answer: (B) System

Sentence1: I was just involved in a car accident. Sentence2: You should contact this number: 01223358966. Sentence3: The address is Parkside, Cambridge, postcode CB11JG. Sentence4: Yes, I have a passenger that is hurt. How can I get to the hospital to make sure they are okay? Sentence5: You are welcome. Have a great day. Sentence6: I'm very sorry to hear that! Have you called the police yet? If not here is their number 01223358966. Is there anything else I can help with? Sentence7: Thanks, what's the address and postcode to the police department? Sentence8: Thank you for the info. That'll be all for now. Question: Who has spoken the sentence 2? (A) User (B) System
Answer: (A) User

Sentence1: What is the postcode of the restaurant? Sentence2: And what type of car will be picking me up? Sentence3: Yes I also need a taxi to take me from the hotel to restaurant. I want to leave the hotel by 6:15. Sentence4: They do have free parking. They also have free wifi. Would you like me to make a booking? Sentence5: The postcode for the Rice House is cb12bd. Can I help you with anything else today? Sentence6: I don't need a reservation, I just need the postcode. Sentence7: There are 10 available. Do you want to specify hotel type or area? Sentence8: I'm looking for a cheap hotel that has free wifi. Sentence9: I have set up Yellow Skoda taxi to pick you up at 6:15. Their contact number is 07482129349 Sentence10: There are 8 of those. Is there are particular area of town you were looking for? Sentence11: Do they have free parking? Sentence12: That hotel is located on Back Lane in Cambourne. Anything else? Sentence13: There is not. Sentence14: A yellow Skoda is the type of car the taxi will be. Can I help you with anything else today? Sentence15: I would like to think on it if possible. But perhaps. Could you also help me find a chinese diner located in the centre? It needs to be cheap also. Sentence16: What day, time, and how many people will be coming? Sentence17: Yes, may I have the address for that hotel? Sentence18: How about The Cambridge Belfry? Sentence19: I would like one with a 4 star rating. Is that an option? Sentence20: Rice House is at 88 Mill Road City Centre. Sentence21: No, thank you. You have been very helpful! Sentence22: Thank you for using our service. Have a nice day. Question: Who has spoken the sentence 9? (A) User (B) System
Answer: (B) System