You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
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Question: Sentence1: Not in that criteria, perhaps another area or price range? Sentence2: I'm booking you a table for 5 at 11:00 Saturday at Charlie Chan. What name should I place this under? Sentence3: I want to eat chinese food in the centre. Sentence4: Yes, please try J Restaurant. Asian Oriental food sounds good. Sentence5: I was able to book you into the J restaurant and your reference number is 87G7FWZM . Sentence6: Thank you for your help! That will be all. Good Bye. Sentence7: Booking was unsuccessful. Would you like to find another restaurant? Sentence8: I don't know what I was thinking earlier, we actually have a lot of cheap restaurants in the centre. J Restaurant serves Asian Oriental. Should we try that? Sentence9: How about Charlie Chan? It is a cheap chinese restaurant in the centre. Sentence10: You're welcome, have a great day! Sentence11: Are there any in the same area and price range but not Chinese? Sentence12: Sure. I would like to book a table for 5 people at 11:00 on Saturday. Sentence13: Are there any other cheap restaurants in the area? Sentence14: Book it for XXXX, can I please get a reference number? Question: Who has spoken the sentence 2? (A) User (B) System

Answer: Answer: (A) User


Question: Sentence1: Yes, please. For 5 people at 14:00 on monday. Sentence2: The camboats are located in the east, how's that? Sentence3: I do not have information on the fee. Sentence4: Ok, thank you. I'm also looking for a restaurant called don pasquale pizzeria. Sentence5: Your booking was successful with reference number 1RF57JD7 . Oh, by the way, your table will be reserved for 15 minutes. Enjoy! Sentence6: Have a lovely stay in Cambridge! Sentence7: Thank you for the reference number. Goodbye! Sentence8: That might be good. What is the entrance fee? Sentence9: Don Pasquale is in the centre. Would you like me to make a reservation? Sentence10: I'm looking for some boats in the East, actually. Question: Who has spoken the sentence 7? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: No, that will be all. Thanks for all of your help! Sentence2: I'm leaving cambridge on wednesday and going to stevenage. Sentence3: Hmm, do they have internet? Sentence4: Yes, the El Shaddai has a 0 star rating and falls in the cheap price range. They're located in the city centre as well. Would you like to book a room? Sentence5: Booking was successful, the total fee is 76.8 GBP payable at the station Reference number is : 4OCMA9VI . Sentence6: Do either of those have a 0 star rating and are in a cheap price range? Sentence7: Sure. Their postcode is cb11eg. I can book a room for you if you would like? Sentence8: I need it to leave after 08:30. Sentence9: Yes, both have internet and parking. Sentence10: Can I have the postcode for that one please? Sentence11: Yes, I am hoping to stay in the centre. Sentence12: There are 24 guesthouses across the city. Is there a certain part of town where you would like to stay? Sentence13: Is there anything else you need today? Sentence14: TR8913 will leave at 09:21, would that work for you? Sentence15: There are two options. Alexander Bed and Breakfast and El Shaddai. Would you like a reservation at one of these two choices? Sentence16: You're welcome. Enjoy your trip! Sentence17: That sounds perfect. Can you make a booking for me for 6? Sentence18: I'm not sure if I'm ready to book, but I'd like to also find a train if I can please. Sentence19: Ok, the first train from cambridge to stevenage leave at 05:21, there is a train every two hours until 23:21, any time preference? Sentence20: Okay, thanks a lot. Sentence21: I am going to be visiting and need a guesthouse. Sentence22: I have over 2,800 listings for train departures. Where are you looking to go? And when? Question: Who has spoken the sentence 17? (A) User (B) System

Answer:
Answer: (B) System