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

Ex Input:
Sentence1: what is your price range for that? Sentence2: you selected attraction can you please correct so I can search. Sentence3: Can you give me the postcode and address please? Sentence4: What is the address for Gonville and Caius College? Sentence5: I'm happy to be of help. Take care. Goodbye. Sentence6: Pizza Express is a moderately priced Italian restaurant in the center of town. Do you need more information? Sentence7: The gonville caius college would be a nice attraction. Could I get the address please? Sentence8: I would recommend gonville and caius college, that is a nice campus in the centre area and best of all, admission is free, would you like more info? Sentence9: I need some information on a place called Pizza express. Sentence10: Thank you. I look forward to the day in town. Goodbye. Sentence11: I don't care about that but I would like the address and area of the college I visit. Sentence12: Yes, I'm looking for colleges to see in town. Can you help me with that? Sentence13: It is located on trinity street. Sentence14: Of course. The postcode is cb21db and it is at Regent Street City Centre. Can I help you with anything else today? Question: Who has spoken the sentence 9? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: No, you have been a great help. Thank you. Good bye. Sentence2: I would be happy to help you find a train. Can you confirm where you will be departing from? Sentence3: I quite enjoy Byard Art Museum located at 14 King's Parade. It is free also. Can I give you any more information? Sentence4: I could use some help finding a museum to visit. Sentence5: Which area is it in? And can you also give me the post code? Sentence6: Yes, I'll be departing from peterborough and it needs to arrive by 20:45. Sentence7: TR9805 will arrive at 20:38, would that work for you? Sentence8: Byard Art is south and the postcode is cb21sj. Would you like information on another attraction? Sentence9: I am looking for a train on Friday to Cambridge Sentence10: There are many lovely museums in Cambridge. Would you prefer a certain type of museum, or a particular neighbourhood? Sentence11: Yes please book me tickets for 5 people Sentence12: It's been my pleasure. Thanks for using our service. Good day. Sentence13: May I help you with anything else, such as a restaurant? Sentence14: No, that one sounds perfect, thank you. Sentence15: The booking was successful the price is 82.5 pounds your reference number is 7HQD6471 . Do you need anything else? Sentence16: I'm open to just about anything. What's your favorite? Question: Who has spoken the sentence 3? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: Do you have a certain price range? Sentence2: I will try that one. Thank you and good bye. Sentence3: There are three. How about the varsity restaurant, their address is 35 Saint Andrews Street City Centre Sentence4: I'm sorry, but there are no restaurants serving Catalan food. Sentence5: Where would like it to be located? Sentence6: I am looking for a restaurant that serves Catalan food in any price range. Sentence7: Is there a restaurant that serves international food? Can you give me the address? Sentence8: Thank you for calling this system. Goodbye. Sentence9: It does not matter. Sentence10: no, I don't care Question: Who has spoken the sentence 3? (A) User (B) System

Ex Output:

Answer: (B) System