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: Kymmoy is in the centre of town and the phone number is 01223 311911. May I help you with anything else? Sentence2: Thank you, I have all I need. Goodbye! Sentence3: What is the phone number and area? Sentence4: Is there any expensive restaurants in town serving Australian food? Sentence5: You're welcome. Thanks for your call! Goodbye. Sentence6: Kymmoy is an expensive asian oriental restraunt in town. Sentence7: I'm sorry, there are no Australian restaurants. Would you like another type of food? Sentence8: How about asian oriental food? Question: Who has spoken the sentence 2? (A) User (B) System

Answer: Answer: (A) User


Question: Sentence1: It's cb12bd. Anything else I can get you? Sentence2: How about something in the south and moderate price range? Sentence3: I'll take Rice House, what's the postcode? Sentence4: There are 3 cheap chinese restaurants in the centre of town: Charlie Chan, Rice House, or Golden House. Would you like me to book any of these? Sentence5: Sure let's try chinese food. Sentence6: I was not able to find any restaurants matching your requirements. Sentence7: I'm still not finding anything. Would you like me to search a different part of town or a different food type? Sentence8: You're welcome. Have a great day! Sentence9: That's all. Thank you. Sentence10: I am looking for a cheap gastropub restaurant in the centre of town Question: Who has spoken the sentence 6? (A) User (B) System

Answer: Answer: (A) User


Question: Sentence1: One more thing. Can I have the train ID, please? Sentence2: Preferably the east. Sentence3: Thank you very much for the help. Sentence4: Could you tell me what time that train arrives in Cambridge please? Sentence5: Have a fun trip! Sentence6: There are 6 hotels in the east rated 4-stars ranging from cheap to moderately priced. Do you have a preference on price range? Sentence7: Thank you, I'm also looking for a train. Can you help with that? Sentence8: I do not, but it should have wifi. Sentence9: The price of the ticket is 12.80 pounds per person and is payable at the train station. Is there any thing else I can assist you with today? Sentence10: I can get you aboard TR2656 at 17:54. Would you like me to book you a seat? Sentence11: Absolutely. Where are you departing from, and where would you like to go? Sentence12: I am departing from stevenage anytime after 17:00. I would like to go to cambridge on monday. Sentence13: I could use some help finding a place to stay that is 4-star rated. Sentence14: The train arrives in Cambridge by 18:43. Is there something else I could also help you with? Sentence15: No thanks. That was all I needed. Have a good day Sentence16: Would you like me to book a ticket? Sentence17: Can I have the price for that ticket please? Sentence18: Of course, it's TR2656. Sentence19: a and b guest house's postcode is cb12dp. Sentence20: No, thanks, just give me the postcode. Sentence21: a and b guest house is the area of east and has free wifi and is a 4-star hotel. Would you like me to book it for you? Sentence22: In which area would you like to stay? Question: Who has spoken the sentence 19? (A) User (B) System

Answer:
Answer: (B) System