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

Input: Consider Input: Sentence1: I have found 5 that fit that description. Is there a particular area you would like? Sentence2: I would like to book a table for 6 at 15:15 on Tuesday. Sentence3: Yes. I would like it to be in the expensive price range. Sentence4: Can you find me a Chinese restaurant please? Sentence5: Sure. There are 17 chinese restaurants in town. Are you looking for a certain price range or location? Sentence6: Thank you for contacting us and enjoy your meal at the hakka. Have a great day. Sentence7: Yes, thank you. That's all for now. Bye! Sentence8: I was able to get a table at Hakka in the north. The reference number is 7KW8MVL3 and they'll keep the table for 15 minutes. Does that suit you? Question: Who has spoken the sentence 1? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: i am sorry. i have double checked and still do not find anything matching your criteria. would you like a different star rating? Sentence2: I can help with that. What kind of price range do you have in mind? Sentence3: there are a variety of good things in the north it depends on what you want i will find whatever you request Sentence4: There doesn't appear to be a 4 star hotel with wifi in the north. Can I interest you in a lower star rating? Sentence5: i need a hotel with wifi in the north part of town Sentence6: Perhaps there is a guestroom? Sentence7: No but would you like to try another location ? Sentence8: No, the hotel needs to have a 4 star rating. Can you please check your system again? Thanks Sentence9: I am open as far as price range, but I would love a 4 star place. Sentence10: No I need the north. Is there anything else available in the north? Question: Who has spoken the sentence 3? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: I need to get to Pizza Express for my 18:30 reservation, please. Sentence2: Great. Can I get the phone number for the cinema? Sentence3: Where will you need the taxi to pick you up? Sentence4: italian food, please Sentence5: I need to be picked up at Vue Cinema. Sentence6: We have 9 choices in the centre, any preference on price range? Sentence7: You have been most helpful setting this up. Thank you. Goodbye. Sentence8: We have quite a few Italian restaurants all over town. Is there a particular part of town you want to stick to? Sentence9: i also need a taxi. Sentence10: Booking was successful. The table will be reserved for 15 minutes. Reference number is : 7LYLSH0V Sentence11: Yes, please book it for thursday at 18:30 for 4 people. I'll need the reference number as well please. Sentence12: What type of food would you like? Sentence13: Thank you for using our service today! Sentence14: Okay, you're all set with a taxi. It's going to be a black toyota and the contact number is 07976731692 Sentence15: Thanks. I also need to find a place to dine, please. Sentence16: And where will your destination be? Sentence17: pizza express would fit your needs, would you like to make a booking? Sentence18: The phone number for Vue Cinema is 08712240240 and they are in The Grafton Centre on East Road. Can I help you with anything else? Sentence19: Yes, I'd like one that was in the centra as well. Sentence20: Can you help me find a cinema in the centre? Sentence21: sure, there's a cineman called vue cinema Sentence22: Yes please; I'd greatly prefer the moderate price range as I'm on a bit of a budget. Question: Who has spoken the sentence 1? (A) User (B) System


Output: Answer: (B) System