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

Ex Input:
Sentence1: There are lots of local attractions, are you interested in architecture? Sentence2: No thank you. That will be everything I need today. You have a nice day. Sentence3: You're welcome! Have a nice day. Goodbye. Sentence4: I have confirmed a taxi picking you up at backstreet bistro at 24:45. The contact number is 07972785913. A blue volkswagen will pick you up. Can I help with anything else? Sentence5: Yes sure as long as the attraction is in the city center. Could you also provide me with the phone number and postcode of the attraction? Sentence6: Sure. I also need somewhere to eat. I'm thinking something on the expensive side and close to the college. Sentence7: Backstreet bistro is located in town centre. The address is 2 Sturton Street City Centre, phone 01223306306. Do you need any further assistance? Sentence8: Can I get one in the centre of town and looking for gastropub food. Sentence9: Of course. How about Saint Catharine's College, in postcode cb21rl? Phone is 01223338300. Sentence10: Backstreet Bistro is an expensive restaurant in the centre of town that serves gastropub food. Would you like more information or to make a reservation? Sentence11: Alright, there are 33 different restaurants around the college that are expensive. Is there a type of food you are looking for? Sentence12: Hi, I'm planning a trip to Cambridge and would like a few ideas on places to go for fun. Sentence13: Information, please! I'm not looking to make a booking at the moment. Sentence14: Yes, can you book a taxi between the two? I would like to leave the restaurant by 24:45. Question: Who has spoken the sentence 9? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: A hotel that has free parking and in the north part of town. I would like one in the moderate price range. Sentence2: Yes, I'd like the phone number and postcode. Sentence3: The phone number is 01223902091 and the postcode is cb43ax. Sentence4: Where do I get info on hotels? Sentence5: The Riverboat Georgina would work. It's in the north. Do you need more information? Sentence6: Yes please book the The Ashley Hotel for 7 people and 2 nights starting from wednesday. Sentence7: Yeah, happy to assist. Let us know if there is anything else you need. Sentence8: Have a great day! Sentence9: I really have to run. I'm late for work. Goodbye. Sentence10: Okay thank you that is all I need. Sentence11: You can get information here, through our help desk. Sentence12: I was successful in making your reservation. Your reference number is 2W4KNZYJ . Is there anything else I can help you with? Sentence13: I would also like to find a boat attraction in the same area. Sentence14: The Ashley Hotel and the Lovell Lodge meet that criteria, would you like me to book one of them for you? Question: Who has spoken the sentence 8? (A) User (B) System

Ex Output:
Answer: (A) User


Ex Input:
Sentence1: Thanks. I would also like to go a museum on the east side. Sentence2: Just the address, please. Sentence3: They are located at 5 greens road. Sentence4: What day would you like to travel on? Sentence5: I would like to leave on Tuesday after 21:00 from cambridge. Can you accommodate? Sentence6: I found 4 museums, I'd recommend the Cambridge Artworks as it is free to enter. Would you like any information on it? Sentence7: Thank you very much. Should be all Sentence8: I'm looking for a train to Broxbourne. Sentence9: I have booked your tickets. Your reference number is LJWDINYN . Is there anything else I can do for you? Sentence10: Thank you for using our services. Sentence11: 2 tickets on the 21:01, please. And can you give me the reference number once that's booked? Sentence12: Yes, there are trains departing at 21:01, 22:01 and 23:01 on Tuesday. Which time would like? Question: Who has spoken the sentence 9? (A) User (B) System

Ex Output:

Answer: (B) System