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

[Q]: 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
[A]: Answer: (A) User


[Q]: Sentence1: You're very welcome! Is there anything else that I can help you with today? Sentence2: That is all I will need. Thank you for your help! Sentence3: Please book for 4 people at 17:00 on Sunday Sentence4: Thank you for all your help. Sentence5: I need a restaurant. The restaurant should serve indian food and should be in the expensive price range. Sentence6: I will be departing from my house. Sentence7: Pipasha Restaurant fits all of your criteria. Would you like to book a stay? Sentence8: Yes, I'd like a taxi to take me to Pipasha Restaurant and then to Cambridge Punter. I'd like to arrive at Pipasha Restaurant by 17:00. Sentence9: There are 14 expensive indian restaurants in the city. Do you have a preference of location? Sentence10: I am also interested in attractions in the centre. Specifically, I am interested in multiple sports facilities Sentence11: Your table for 4 has been booked. The table will be reserved for 15 minutes. Your reference number is 8OZ8ZF5G . Do you need anything else? Sentence12: The Cambridge Punter looks like a good choice. Want more information? Sentence13: Actually I'll be at the Cambridge Punter, pick me up there. Sentence14: Yes.East-Side London. Sentence15: How about an attraction that has to do with boats? Sentence16: The phone number to the cambridge punter is 07807718591. Do you require assistance with anything else. Sentence17: I have none available in the centre. Would you like a different area or attraction? Sentence18: You are welcome. Please call us back if we can help you any further. Sentence19: What is the address of your house so I can book the taxi? Sentence20: I just need to know where you will be departing from at first to the restaurant. Sentence21: No problem. Your taxi is booked. The car is a red tesla and the contact number is 07610839736. Anything else I can help you with? Sentence22: Yes, can I get the phone number? Question: Who has spoken the sentence 17? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: The area is flexible. I am more concerned with finding something with 2 stars and with free wifi. Sentence2: thats fine, thanks Sentence3: Perfect. Can you book 3 seats for me? Sentence4: I need a train out of cambridge on Monday. Sentence5: Okay. There are 3 hotels matching your description. Two moderately priced hotels in the north, and one expensive hotel in the east. Do you want me to recommend one? Sentence6: You're welcome! What part of town would you like to stay in? Sentence7: Booking was successful, the total fee is 225.3 GBP payable at the station. Your reference number is VMZ1Y1EA . Can I do anything else for you today? Sentence8: Yes, please. I also need a hotel with free wifi. And, thank you for the train reservation. Sentence9: There are over 200 possibilities. Where will you be traveling to from Cambridge? Sentence10: Let's change the date to leaving on Tuesday after 20:00 and it should be departing Cambridge and to the Birmingham New Street. Sentence11: What's the name of the expensive hotel? Sentence12: I would recommend TR6319 which leaves Cambridge at 20:01 and arrives at Birmingham New Street at 22:44. Sentence13: express by holiday inn cambridge is the expensive hotel. Sentence14: Thanks for letting us assist you today! Enjoy your stay! Sentence15: Would you like me to book that for you? Sentence16: No, I'm just gathering information right now. Thanks for all your help today. That's all I need. Question: Who has spoken the sentence 14? (A) User (B) System
[A]:
Answer: (A) User