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

Sentence1: Does it have internet? Sentence2: I can help you with that I just need to know what time you'd like to be picked up from the guesthouse? Sentence3: No, that is it. Thank you so much. Sentence4: I have 3 great guesthouses in the east. I recommend Warkworth House. Would you like to book a room? Sentence5: The Yu Garden is a Chinese restaurant in the East, would you like to book a table? Sentence6: How about a Chinese restaurant? Sentence7: There are no australasian restaurants in the east. Would you like to try a different cuisine or can I check another area for you? Sentence8: Can i get the address and number to Yu Garden? Sentence9: I'm happy to be of service, and thank you for using the Cambridge TownInfo Centre! Sentence10: I would like to leave at 5:45. Sentence11: Yes it does. Would you like to make reservations? Sentence12: Hi, I am looking for a nice moderately priced hotel located in the east. Sentence13: Okay, thanks. I'm also looking for a place to eat that serves Australasian food. Can you help me with that? Sentence14: Warkworth does offer internet. Sentence15: Yes, the address is 529 Newmarket Road Fen Ditton and the postcode is cb58pa. Sentence16: The taxi will pick you up at the guesthouse at 05:45 and will be in a white lexus. Their contact number is 07730745339. Is there anything else I can help you with? Sentence17: Thank you. I also need a taxi to get between the two places. Sentence18: Maybe. Does it have 4 stars? Question: Who has spoken the sentence 3? (A) User (B) System
Answer: (B) System

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
Answer: (B) System

Sentence1: Yes please do and send me the reference number. Sentence2: Castle Galleries is a lovely museum in the town centre. The address for the attraction is unit su43, grande arcade, Aaint Andrews Street. Sentence3: You are all set with the booking, the reference number is B8R0DO3L, can I help with anything else? Sentence4: My destination will be going from the Castle Galleries and going back to the Alexander bed and breakfast Sentence5: Sure, can you tell me your destination just so I can be sure to send it to the right place? Sentence6: Can you also provide the address to an attraction in the town centre? Sentence7: Have a great time. Sentence8: That is all I need today. Thank you. Sentence9: I need it for 7 people for 3 nights starting on friday please. Sentence10: Alexander bed and breakfast is a guesthouse in town centre with 4 stars in the cheap price range, and has free wifi. Shall I book a room for you? Sentence11: I can surely help with that. Which part of town are you specifically looking for? Sentence12: I don't care which part of town it is. I just want a cheap place with free wifi. Sentence13: I've booked a blue tesla, which you can reach at 07827647450. Anything else for you today? Sentence14: Thank you. I will also need a taxi to pick me up at the attraction by 21:30. Send me the contact number and car type please. Sentence15: What day would you like me book and how many days will you be staying? Sentence16: I need a hotel the next town over. Question: Who has spoken the sentence 9? (A) User (B) System
Answer: (B) System