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: Which day would you like to leave? Sentence2: i want to leave on friday Sentence3: I'm looking for a decent place to dine in Cambridge please. Sentence4: Their phone number is 01223324033 and address is Regent Street City Centre. Was there anyting else I could help you with? Sentence5: I would like to book a train to ely, from cambridge. Sentence6: The train should leave after 11:15. Thanks Sentence7: We have 15 italian places Cambridge, do you have and needs as far as area and pricing? Sentence8: how about canapes food? Sentence9: What type of cuisine are you interested in? Sentence10: Sorry, we don't have any places serving canapes food. Would you like to search for something else? Sentence11: Could you please try for Italian ? Sentence12: No thanks. I just need the address, postcode, and phone number for this restaurant please. Sentence13: There are 10 trains that meet your criteria. Do you have a departure time or arrival time in mind? Sentence14: We have a great place on Regent Street City Centre called Pizza Express that you are sure to love. Would you like me to make reservations for you? Sentence15: Train TR0767 leaves Cambridge at 11:50 and arrives at ely at 12:07. The fare is 4.40 pounds. The travel time is 17 minutes. Do you want me to book this? Sentence16: Have a lovely day, goodbye! Sentence17: no thats all the information i needed. thanks Sentence18: Lets try for a moderately priced place in the centre. Question: Who has spoken the sentence 17? (A) User (B) System

Answer: Answer: (B) System

Question: Sentence1: You are booked for a black skoda. Is there anything else? Sentence2: Thank you for your help Sentence3: Could you give me the contact number for the skoda, please. Sentence4: I'd be happy to book that for you, where are you departing from? Sentence5: No, that is it. Goodbye. Sentence6: Booked car type : black skoda Contact number : 07129813049 Sentence7: I would like a taxi to limehouse. I need to arrive by 7:15. Sentence8: You're very welcome. Do you need any further assistance? Sentence9: Thanks for using our services. Sentence10: I am leaving from nusha. Question: Who has spoken the sentence 2? (A) User (B) System

Answer: Answer: (A) User

Question: Sentence1: What's the name of the Italian place? Sentence2: Sure, it is in the centre area on trinity lane, postal is cb21tt, can I help with anything else? Sentence3: No, that takes care of everything! Thanks! Sentence4: book a table for 7 at 14:45 on saturday and get me a reference number Sentence5: Booking was successful. The table will be reserved for 15 minutes.Reference number is : GW3LQPRE . Sentence6: I also need the area and address of an attraction called Old Schools please. Sentence7: I found Prezzo on 21 - 24 Northampton Road. Would you like me to book a table for you now? Sentence8: have 2 listings one for meghna and one for prezzo. Sentence9: Sure, there are three: British, Indian and Italian are their respective cuisines. Sentence10: I would like it to be Italian, and in the West please. Sentence11: Hello, I'm in the west and I am looking for a restaurant in the moderate price range. Can you please help me? Sentence12: You're welcome! Have a great day! Question: Who has spoken the sentence 11? (A) User (B) System

Answer:
Answer: (B) System