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

Q: Sentence1: The area doesn't really matter, can you pick a popular me for me? Sentence2: hmm, what about chinese food? Sentence3: You're all set! It's a grey volvo. If you need to contact the driver for any reason, the contact number is 07174343971. Sentence4: Yes, I'd like to take my husband there at 11:30 on Wednesday. Sentence5: Sure I've found an expensive place named yu garden in the east, would you like me to book something? Sentence6: Thank you, you were a great help. That's all I needed. Sentence7: have great day too Sentence8: welcome and have a great day Sentence9: Booked! The table will be reserved for 15 minutes. Your Reference number: 5R5C75ZP . Sentence10: Would you like me to reserve it for you. Sentence11: Sure. What time would you like to leave? Sentence12: I'd also like to book a taxi from the pool to the restaurant that arrives by the reservation time. Sentence13: Parkside Pools is centrally located and their address is Gonville Place. Is there anything else I can help you with today? Sentence14: i am looking for a swimming pool. Sentence15: I'll be going now. Good-bye Sentence16: As long as it arrives by 11:30 it doesnt matter when it leaves Sentence17: Sure, which part of town are you looking for? Sentence18: I'm looking for a sri lankan restaurant. Sentence19: Yes, please. I'll need the contact number and car type. Sentence20: I'm sorry. I'm not able to find anything that meets your criteria. Would you like to try a different type of food? Question: Who has spoken the sentence 17? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: Yes do you have the name of the hotel? Sentence2: Booking completed! Expect a red Ford to pick you up at the hotel at 10:30. Their contact number is 07439027429. Can I assist you otherwise? Sentence3: It is in centre of town and has 4 stars and is priced expensive. Sentence4: I have booked it here is the information:Booking was successful. Reference number is : 4AHCO6OI . Sentence5: Hi, can you give me some information on a particular hotel? Sentence6: The post code for nusha is cb17dy. I'm checking on your taxi reservation. Sentence7: I need 3 nights starting on Thursday. Should have enough room to accomodate 4 people. Sentence8: What nights are you looking to stay so I can check the availability? Sentence9: Ok, thank you. I will need to know what kind of car is picking me up. Sentence10: It's called the University Arms Hotel. Sentence11: Okay, please provide me with the postcode, and also I want a taxi to take me there. It should leave the hotel by 10:30. Give me car type and contact number Sentence12: No, but thanks for all your help! Goodbye! Sentence13: There are two entertainment attractions in the south. I suggest nusha. Sentence14: can you try entertainment ? Sentence15: Great, can you help me find a multiple sports place to visit in the south also? Sentence16: I'm sorry, there are no multiple sports venues in the south part of town. Would you like to try another area or attraction? Sentence17: Have a great day! Sentence18: I'd like to book a few rooms for Thursday. Are there rooms available? Question: Who has spoken the sentence 1? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: There are 4 theatres in the centre: ADC, Cambridge Arts, Mumford, and The Cambridge Corn Exchange. Sentence2: Sure, the ADC Theatre is on park street, postcode cb58as. Sentence3: Both hotels have free parking. What day, time and how many people would you like to make this booking for? Sentence4: Thank you for choosing our service. Have a great day! Sentence5: No thank you. Have a great day! Sentence6: I am looking for places to go in the centre of town. Sentence7: I would like the 4 star one. I need it starting thursday for 4 nights and 6 people. Sentence8: great, your reference number is DYLWUDB2 Sentence9: The name of the guesthouse is Alexander Bed and Breakfast, and it is located at 56 Saint Barnabas Road. Would you like their phone number? Sentence10: There are many attractions in the town centre. Is there a particular type you have in mind? Sentence11: Great, thanks. I also need a place to stay that is also in the centre. A guesthouse is my preference if available. Sentence12: Is there a theater in the centre? Sentence13: Thank you very much, that is everything I need. Sentence14: Any of those places are fine. Could I have the address of one of them? Sentence15: Yes, I've got two guesthouses that match those criteria, one with 4 stars and one with 0. Would you like me to book you at one, and if so, which? Sentence16: Please book the one that has free parking. Question: Who has spoken the sentence 10? (A) User (B) System

A:
Answer: (A) User
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