You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
--------
Question: Sentence1: yes book for 4 people and 5 nights from sunday Sentence2: I hope you have a great stay. Goodbye. Sentence3: I would prefer a college in town centre. I'll need the phone and address also. Sentence4: I am also looking for a place to stay in the centre. Sentence5: No that will be it thank you for your help. Sentence6: Booking was successful. Reference number is : 7RA903FR . Can I help with anything else today? Sentence7: Ok, there are 13 to choose from. Some have entrance fees. Sentence8: I'm looking for an attraction in the category of college in the center of town Sentence9: I have the cityroomz hotel in the center. Would you like me to make a booking for you? Sentence10: Moderate range please. Sentence11: What price range you would like? Sentence12: Sure thing, Downing college is located at regent street and phone is 01223334860 anything else I can assist with? Question: Who has spoken the sentence 11? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: Sure, that post code is cb39al. Can I further assist you? Sentence2: I'm interested in visiting colleges while in town, can you please recommend some? Sentence3: I can recommend clare hall and christ's college. You need phone numbers for either one? Sentence4: Okay the TR5009 leaves at 18:40. Sentence5: Yes I also need a train to stansted airport on sunday Sentence6: That sounds great, do I call to book a seat or can you help me? Sentence7: No, thanks. That's all I needed. Sentence8: I'm glad I was able to help you. Thanks for using our service have a nice day. Sentence9: Sure. Where will you be departing from, and what time? Sentence10: Please book for 6 people. Sentence11: I am leaving from Cambridge. I would like to leave sometime after 18:00. Sentence12: I would like the post code for clare hall please. Sentence13: I would be more than happy to help you book! Tickets are 8.08 pounds. How many tickets would you like me to book for your trip? Sentence14: Booking was successful, the fee is 48.48 GBP payable at the station . Reference number is 4ESBHTB0 . Is there anything else I can help you with? Question: Who has spoken the sentence 7? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: Unfortunately, I am not able to find any Australian cuisine in Cambridge? Can I look up another type of restaurant for you? Sentence2: Yes, please book it for me. Sentence3: Would you like to go to milton country park? They are located in the north and the entrance fee is free. Sentence4: Let's make it for six people at 15:00 on saturday. Sentence5: Hmm, I'll try asian oriental instead. Sentence6: What day and time should I make the reservation for? How many people? Sentence7: No, I apologize there are no Australian restaurants in Cambridge. Would you like to try another type of cuisine? Sentence8: Booking was successful. The reference number is 30D245LZ . Anything else I can do? Sentence9: you are very welcome. thank you for using our system. Sentence10: Sure. What is their postcode and phone number? Sentence11: The postcode is cb46az. The phone number is 01223420060. Can I help you with anything else? Sentence12: That all thank you very much for all your help. Sentence13: Thank you! Now I need some suggestions on places to go in that same area of town. Sentence14: saigon city is one of the best places in town. Shall I book it for you ? Sentence15: Are you sure there are no restaurants that serve Australian food in the north that has an expensive price range? Sentence16: i need to eat australian food in a place that is expensive Question: Who has spoken the sentence 9? (A) User (B) System

Answer:
Answer: (B) System