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

Q: Sentence1: Can you book me 6 seats on that train? Sentence2: Hello, trains depart every 2 hours on the :21's, what day are you hoping to travel? Sentence3: I want to leave on sunday from Cambridge. Sentence4: There are 5 such trains. Do you have a preferred arrival time? Sentence5: You're still not done! Give me the train ID for the train. Sentence6: Sounds good to me. Book it for six people at 10:30 on Sunday. Out of curiousity... how long is that train trip going to take? Sentence7: Ok, the 15:21 going to Stevange on sunday would be great. I'll need the price and train ID as well please. Sentence8: The 15:21 train to Stevenage will take approximately 49 minutes to reach its destination. Is there anything else i can help you with? Sentence9: The prices is 10.24 pounds and the trainID is TR4550. Would you like me to book that for you? Sentence10: Great - I do still need to know the travel time for that train, though. The 15:21 train to stevenage? Sentence11: Yes, can you also let me know the price for that train? Sentence12: I would like to arrive in time for lunch, preferably around 11:00 Sentence13: Thank you for reminding me, your train ID Number will be: TR4550. Sentence14: I want to try food in Cambridge and need to get a train to stevenage that leaves after 14:45. Sentence15: The price is 10.24 pounds. Sentence16: There are 110 restaurants to choose from. What area are you looking to dine in, and what kind of food are you hungry for? Sentence17: Sorry, there aren't any expensive welsh restaurants, but there's an indian place named curry garden. Sentence18: I don't have any for that time frame, every train is running after 12:00. I can book you for one that leaves at 15:21. Is that alright? Sentence19: Find expensive welsh food, or if not welsh, indian, for 6 people at 10:30 Sunday. I need a reference number, please. Sentence20: Your total for 6 tickets is 61.44 GBP, payable at the station, for reference number T0KZHAA5 . Sentence21: Booking was successful. The table will be reserved for 15 minutes Reference number is : MUEIRYK2 . And the train will arrive at 16:10. Sentence22: Not quite yet, could you tell me what the travel time is for that trip? I also am looking for a restaurant to dine at. Question: Who has spoken the sentence 6? (A) User (B) System

A: Answer: (A) User
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Q: Sentence1: I believe that's all I need. Thanks! Sentence2: It is an expensive restaurant on the west side of town. Would you like me to reserve a table for you? Sentence3: Yes I have many options for you. How about the Tandoori Palace? Sentence4: I'm looking for an Indian restaurant in the west. Sentence5: That might work. What is the price range of Tandoori Palace? Sentence6: Sure, it is located at 68 Histon Road Chesterton in the cb43le post code. Can I help with anything else today? Sentence7: You are welcome. Have a nice day. Bye. Sentence8: No that's OK, but could you give me their address and postcode please. Question: Who has spoken the sentence 1? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: I'd love some Scandinavian food? Sentence2: yes! there is anatolia or efes restaurant. Sentence3: Thank you that is all I need today. Sentence4: Yes that sounds great. I need to book one for 4 people. Sentence5: efes restaurant is at King Street city centre, postcode is cb11ln and the phone is 01223500005, can I help with anything else? Sentence6: I'm sorry, but there are no scandanavian restaurants that are moderately priced. Would you like to change your price range or the type of food? Sentence7: Can you help me find a restaurant that is moderately priced? Sentence8: What time did you want to travel? Sentence9: Sure, you have a cuisine I'd like to eat, or area of town you want to dine in? Sentence10: I want to leave on staurday to go to kings lynn Sentence11: Okay, the TR2840 leaves at 17:11 and arrives by 17:58. Would you like me to book this for you? Sentence12: I have you booked. Reference number is : U8RPPC0C . Sentence13: You're welcome! Thanks for contacting Cambridge TownInfo centre. Have a great day! Sentence14: Could I get the contact info for that? Sentence15: I would like to leave Cambridge to arrive in Kings Lynn by 18:15. Sentence16: The total came 31.36 GBP payable at the station. Your reference number is CKK48SQO . Anything else? Sentence17: Yes, let's book a table for four there at 13:00 on the same Saturday. Sentence18: What about Turkish food? Question: Who has spoken the sentence 7? (A) User (B) System

A:
Answer: (B) System
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