You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
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Question: Sentence1: I'm sorry, I only know that it is moderately priced. Can I book a room for you? Sentence2: What is the price range? Sentence3: Is there a particular area of the city where you'd like to stay? Sentence4: No that's all. Thanks! Sentence5: Yes. There are a number of hotels with wifi. Archway House is one of them that I can recommend. Sentence6: You have a nice day. Good bye. Sentence7: Howdy! I'm in town for the night and need a place to stay. I'd like a four star joint with free parking, if you please. Sentence8: no that's fine. Sentence9: Nice! I hope you enjoy this beautiful city, I found 5 hotels for you. What is your price range? Sentence10: Is there anything else you will need today? Sentence11: Archway house is in the moderate price range. They are located at: 52 gilbert road. Anythign else you need? Sentence12: I have 16 guesthouses that are 4 star and have parking, do you have any other requirements to help narrow the search? Sentence13: I don't have a price range. As long as it's nice. Sentence14: Sure, what is its address and price range? Sentence15: Do any of those have free wifi? Sentence16: No, I don't care about the area, either. But do you have a guesthouse? Question: Who has spoken the sentence 1? (A) User (B) System

Answer: Answer: (B) System

Question: Sentence1: We have 13 trains meeting your criteria. Do you have any idea how early you want to leave? The first train leaves at 11:32 and then every hour after that Sentence2: Are there any cheap options in the centre of town? Sentence3: We can take care of that too, but let's get your restaurant squared away first - in order to provide an address I'll need to know what type of cuisine? Sentence4: Whichever one you think is best please. Sentence5: to cambridge from broxbourne. i need to leave after 11:15 please Sentence6: Where will you travel too and from? Sentence7: Thank you for using the Cambridge TownInfo centre. Goodbye. Sentence8: excellent. I will need the train booked for 5 as well. Sentence9: It has been booked. You reference number is UCICW103 . Sentence10: I recommend the Dojo Noodle Bar. They're located at 40210 Millers Yard, City Centre. Sentence11: I will be traveling on Sunday. Sentence12: Hi. Can you help me find a restaurant? Sentence13: and what day will you be traveling on? Sentence14: The train should leave broxbourne after 11:15 so the 11:32 is a good choice. There are 5 of us traveling together. Please book. Sentence15: There are a lot of options in Cambridge. Can you please be more specific? Sentence16: Yes, there are chinese, asian oriental, indian, italian, spanish, portuguese, modern europe, and mediterranean available. Sentence17: Great. Thank you so much. Sentence18: Can I have the address? I am also looking for a train that leaves on Sunday to Cambridge. Question: Who has spoken the sentence 16? (A) User (B) System

Answer: Answer: (A) User

Question: Sentence1: Sure, could you tell me the phone number, postcode, and address please? Sentence2: I have successfully booked your hotel. The reference number is QGZKE117 . Sentence3: Enjoy your stay! Good bye! Sentence4: The number to call them is 01223412299. Their postcode is cb17aa. Their address is 64 Cherry Hinton Road Cherry Hinton. Anything else for you today? Sentence5: When would you be staying there? Sentence6: It is a guesthouse in the east and is cheap and has a 4 star rating. Sentence7: Can you please help me find an expensive restaurant in the south? Sentence8: Hi, I'm looking for information on the Autumn House. It's a hotel. Sentence9: Taj Tandoori is a great Indian place in the south. Would you like to know more? Sentence10: That is all, thank you for your help Sentence11: On Sunday. I want to make sure it's the place I'm thinking of first. Can you provide me with information about the hotel? Sentence12: That's the one! Could you make a reservation for me? There are two of us coming in on sunday and we'd like to stay for 4 nights. Question: Who has spoken the sentence 10? (A) User (B) System

Answer:
Answer: (A) User