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

Q: Sentence1: Sure, what will your arrival station be? Sentence2: Thank you! What kinds of restaurants are available? Sentence3: Yes, please. For Friday. 3 people at 16:30. Sentence4: Oh thank you so much. I also need a train from Bishops Stortford, can you help with that? Sentence5: Your welcome, Have a nice day. Sentence6: sure, i have 9 options for you Sentence7: Sure. The Graffiti is a restaurant that serves British food. The phone number is 01223277977. Would you like to make a booking? Sentence8: It is a total time of 38 minutes for the trip. Anything else that I can assist with? Sentence9: The departure time is 09:29. Is there anything else that I can help you with today? Sentence10: Booking was successful. The table will be reserved for 15 minutes. Reference number is : 86G11ZVP . Sentence11: I will be heading into Cambridge. I will need it for Friday arriving by 12:00. Sentence12: Are there any expensive places to dine in the West? Sentence13: No that's ok. I just need the travel time. Sentence14: TR2083 will arrive at 10:07. Want to book? Sentence15: Nothing else today. Thanks so much for your help. Bye. Sentence16: Yeah, can you confirm the time I need to be at the station? Sentence17: I see british, european, and indian available. Sentence18: Can you tell me about one of the restaurants that serves British cuisine? Question: Who has spoken the sentence 8? (A) User (B) System

A: Answer: (A) User
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Q: Sentence1: How about Italian food instead and could I have the phone number if you find a restaurant Sentence2: There are no matching restaurants. Would you like me to perform another search? Sentence3: Prezzo is a moderately priced Italian restaurant in the west side of town. The phone number is 01799 521260. Sentence4: Thank you, goodbye. Sentence5: West side of town. Sentence6: Thank you good bye Sentence7: I want a restaurant with corsica food please. Sentence8: What is the area you would like? Question: Who has spoken the sentence 4? (A) User (B) System

A: Answer: (A) User
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Q: Sentence1: Your restaurant reference number is AVOXTSPM . For a museum, I recommend the broughton house gallery at 98 king street. Sentence2: No particular type of food, but something moderately priced please. Sentence3: Would you like to try the copper kettle? It serves British food. Sentence4: I am looking for a restaurant in the centre of town. Sentence5: That sounds good. Could you book a table for 4 people at 19:15 on Wednesday? Sentence6: Alright, that seems like it will be perfect! Could I have the address for it, please? Sentence7: OK great, that's all I needed thank you! Sentence8: There are many restaurants in the centre of town. Is there a specific food type and pricerange you are looking for? Sentence9: The address is 98 king street. Sentence10: You're welcome. Goodbye. Sentence11: Hi, I've booked a table for 4 at the Copper Kettle! Will that be all? Sentence12: Could I get the reference number? Also looking for place to go in town. What museum do you recommend? Please send address. Question: Who has spoken the sentence 3? (A) User (B) System

A:
Answer: (B) System
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