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

[EX Q]: Sentence1: How about Caffe Uno, they are in the centre area. Their address is 32 Bridge Street City Centre and their phone number is 01223 448620. Sentence2: Perfect, thank you! Sentence3: I'm sorry, but I cannot find any expensive Lebanese restaurants. Sentence4: Thank you. Good bye Sentence5: Hello, I am looking for an expensive restaurant that serves Lebanese food. Sentence6: Can I get the address, phone number, and area of an Italian restaurant? Question: Who has spoken the sentence 5? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: Sentence1: I want the postcode Sentence2: The post code for the hospital is CB20QQ. Sentence3: Okay. Enjoy the rest of your day today Sentence4: Thank you. That was all I needed. Sentence5: Okay, Addenbrooke's hospital is located at Hills Road, Cambridge. Would you like the phone number? Sentence6: I am looking for the Addenbrookes Hospital Question: Who has spoken the sentence 5? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: Sentence1: Hi, i am looking for some museums that I could visit when in town, could you help me find some? Sentence2: The postal code for Cafe Jello Gallery is cb30af. Okay, Hobson's House matches your request. Sentence3: No thanks. I will do that later. Can you please arrange for taxi service from Cafe Jello to Hobson's House sometime after 04:00? Sentence4: Your welcome. Have a great day! Sentence5: I recommend the Cafe Jello Gallery in the west. It's free to enter! Sentence6: I was able to book that for you. Be expecting a grey Tesla. If you need to reach them, please call 07615015749. Sentence7: Do they have internet? Sentence8: That museum from earlier is fine, I just need their postalcode. I need a hotel two in the west and moderately priced. Sentence9: Is there an area of town you prefer? Sentence10: Yes they do. Would you like me to book a room for you? Sentence11: No, I don't care. Sentence12: Well that you that is all i need for today Sentence13: Just to clarify - did you need a different museum? Or a hotel? Sentence14: Great! There are 33 hotels in the area. What area of town would you like to stay in? What is your preference on price? Sentence15: I also need a place to stay Sentence16: The attraction should be in the type of museum. I don't care about the price range or the area Question: Who has spoken the sentence 1? (A) User (B) System
[EX A]:
Answer: (B) System