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

[Q]: Sentence1: I meed a moderately priced place to stay. Sentence2: There are 3 guesthouses that meet those requirements I recommend warkworth house. Would you like me to book it for you? Sentence3: I am also looking for a train. Sentence4: I have a train that arrives in cambridge by 18:07. It would be helpful to know your destination so I can serve you better. Sentence5: The train should leave from bishops stortford and go to cambridge and arrive by 19:30. Sentence6: I'll be happy to help you with that. What day would you like to travel and where would you like to depart from? Sentence7: I would like to stay in the east. It should have a 4 stars and I would also like free wifi please. Sentence8: Booking was successful. Reference number is : FGTT1OBZ . Is there anything else I can help you with today? Sentence9: thank you i think you should prepare before departure thank you Sentence10: I have found a list of hotels with a moderate price range, what area, type, star of the hotel would you like? Sentence11: I need to leave from Bishops Stortford the same day I arrive at the hotel. I need to arrive close to 19:30. Sentence12: Yes, please! 5 of us will be staying for 3 nights, and we're arriving on Friday. Question: Who has spoken the sentence 6? (A) User (B) System
[A]: Answer: (A) User


[Q]: Sentence1: book a table for 6 people at 12:00 on wednesday Sentence2: Are you looking for one in a particular area? Sentence3: I'm looking for parks in Cambridge can you help me? Sentence4: No, area doesn't matter. What park would you recommend? Sentence5: Thank you that is all I need for now. Sentence6: Okay great! I hope you have a wonderful day! Sentence7: Tandoori Palace in the west is a wonderful Indian restaurant. Would you like their phone number or a reservation there, perhaps? Sentence8: I was able to book a table for 6 they will hold the table for you for 15 minutes. The reference number is M4ILDKD4 . Sentence9: The postcode is cb18dw. Sentence10: There are fifteen Italian restaurants in town. Do you want a specific part of town, or maybe a certain price range to narrow down the search? Sentence11: I need help finding a book on italian food Sentence12: No just the postcode please. Sentence13: Thanks. Could you help me find and expensive Indian restaurant perhaps? Sentence14: Cherry Hinton Water Play park in the east is an excellent place to keep cool on hot summer days. Would you like the address? Question: Who has spoken the sentence 4? (A) User (B) System
[A]: Answer: (A) User


[Q]: Sentence1: The restaurant is expensive. Sentence2: Booking was successful. The table will be reserved for 15 minutes. Reference number is : BLM7RVCW . Sentence3: I have 21 restaurants in the moderate price range but none serve seafood, would you like to try another type of food? Sentence4: thank you that will be all Sentence5: I have one, Loch Fyne. Would you like to make a booking? Sentence6: I'd like them for Friday at 18:15, please. Table for 6. Sentence7: I'm looking for a restaurant in the centre that serves seafood. Can you help? Sentence8: I would like to book somewhere with moderate prices. What other options do I have? Sentence9: I have the riverside brasserie located at doubletree by Hilton Cambridge Granta Place Mill Lane. Would you like reservations? Sentence10: How about one that serves modern european. Sentence11: yeah, i need reservations for 6 Sentence12: Of course I'd like the reference number. Sentence13: Yes please, do you know how much it costs? Sentence14: Would you like a reference number? Sentence15: When would you like those reservations? Sentence16: Have a great day! Question: Who has spoken the sentence 9? (A) User (B) System
[A]:
Answer: (B) System