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: Thank you for using the Cambridge TownInfo centre. Have a great day. Sentence2: City Centre North B and B is at 328a Histon Road. Please let me know if you would like restaurant recommendations. Sentence3: Hi, can you help me locate a hotel named City Centre B and B. Really looking forward to trying different restaurants. Sentence4: Are you still there? Were you able to book that? Can I get a reference number please? Sentence5: i am doing that right away sir. thank you Sentence6: Booking was successful. Reference number is : MOPETAI4 . Sentence7: Thank you, good bye Sentence8: Can you please help me book that hotel for 8 people. We'll be staying for two nights starting on Tuesday. Question: Who has spoken the sentence 5? (A) User (B) System
Answer: (B) System

Sentence1: I am sorry I was not able to book that. Is there another restaurant or time you would be interested in? Sentence2: I will be going from The Acorn House to the Dojo Noodle Bar. Sentence3: Yes, that is located North. would you like to book a room? Sentence4: I was able to book that reservation for Monday at 14:00 for four people, reference number 7VB3NKTI . The table will be reserved for 15 minutes. Sentence5: I am also looking for a hotel. Can you find the Acorn Guest House? Sentence6: I'm sorry, there are 0 steakhouses in Cambridge. Perhaps another type of food? Sentence7: There are 5. Dojo noodle bar looks to be a good match. Sentence8: The Acorn House is in the north and the phone number is 01223353888. Sentence9: That's all. Thank you. Sentence10: Yes, for four people, on Monday, at 15:00. Sentence11: Certainly. Where will you be departing from? Sentence12: You're welcome. Have a great day. Sentence13: Hi, I'm looking for a steakhouse, please. Sentence14: How about 14:00 instead? Sentence15: Great! I'll also need a taxi that will get me to the restaurant in time for that reservation. Sentence16: What about asian oriental food? Sentence17: No, I would just like a phone number. What area is that in? Sentence18: I was able to get you that taxi. Be looking for a red Skoda. If you need to reach them, their phone number is 07143451074. Anything else I can do? Question: Who has spoken the sentence 10? (A) User (B) System

Answer: (A) User