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

[Q]: Sentence1: Can I help you with anything else today? Sentence2: I am looking to get an address and entrance fee for a theatre. Can you search for one for me using the criteria I mentioned earlier? Sentence3: There is no specific area. Sentence4: Entrance fee is not mentioned. There are no restaurants in that area that fit your criteria. Is there something else I can look up for you? Sentence5: Yes, get me a table for 3 at 15:30 on Saturday. Sentence6: Fantastic, have a great day! Sentence7: Is there a entrance fee? I am also looking for a cheap north american restaurant to dine at on the east side. Any recommendations? Sentence8: No that will be all! Thank you! Sentence9: Hi, can you please give me information on theatres in town? Sentence10: The Missing Sock is an international restaurant in the East and has a cheap price range. Would you like a reservation? Sentence11: I have made those reservations and the reference number is Y40MJDC0 . Sentence12: I have 5 theaters located in the centre and south which area would you like? Sentence13: Are there any serving international cuisine in the same area and price range? Sentence14: Great, thanks for your help! Sentence15: I see. What sort of information can I help you with? Sentence16: The address for adc theatre is park street. Question: Who has spoken the sentence 7? (A) User (B) System
[A]: Answer: (B) System


[Q]: Sentence1: We have 13 trains meeting your criteria. Do you have any idea how early you want to leave? The first train leaves at 11:32 and then every hour after that Sentence2: Are there any cheap options in the centre of town? Sentence3: We can take care of that too, but let's get your restaurant squared away first - in order to provide an address I'll need to know what type of cuisine? Sentence4: Whichever one you think is best please. Sentence5: to cambridge from broxbourne. i need to leave after 11:15 please Sentence6: Where will you travel too and from? Sentence7: Thank you for using the Cambridge TownInfo centre. Goodbye. Sentence8: excellent. I will need the train booked for 5 as well. Sentence9: It has been booked. You reference number is UCICW103 . Sentence10: I recommend the Dojo Noodle Bar. They're located at 40210 Millers Yard, City Centre. Sentence11: I will be traveling on Sunday. Sentence12: Hi. Can you help me find a restaurant? Sentence13: and what day will you be traveling on? Sentence14: The train should leave broxbourne after 11:15 so the 11:32 is a good choice. There are 5 of us traveling together. Please book. Sentence15: There are a lot of options in Cambridge. Can you please be more specific? Sentence16: Yes, there are chinese, asian oriental, indian, italian, spanish, portuguese, modern europe, and mediterranean available. Sentence17: Great. Thank you so much. Sentence18: Can I have the address? I am also looking for a train that leaves on Sunday to Cambridge. Question: Who has spoken the sentence 16? (A) User (B) System
[A]: Answer: (A) User


[Q]: Sentence1: Thank you goodbye. Sentence2: the cow pizza kitchen and bar is a moderately priced gastropub in the centre of town. It's located on Corn Exchange Street, and the phone number is 01223 308871. Sentence3: Can I have the address and phone number of a gastropub in the centre of town? Sentence4: There are three gastropub restaurants listed. One is in the east part of town and the rest are in the centre. Sentence5: I would like the address and phone number of the one in the east part of town. Sentence6: A moderate priced irish food restaurant. Sentence7: thank you and good bye Sentence8: there are no irish restaurants. Would you like to choose another type of food? Sentence9: I'm sorry, it appears there are no results for the east part of town. Our system is having difficulty of some sort. Sentence10: Yes, could you please check whether there is a gastropub? Question: Who has spoken the sentence 7? (A) User (B) System
[A]:
Answer: (B) System