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

Input: Consider Input: Sentence1: the post code is cb41er. what day would you like the reservation for? Sentence2: You're quite welcome. Thanks for contacting the Cambridge TownInfo Centre and have a great day! Sentence3: The Ashley Hotel sounds fine, can you book that for me please. Also, I need the postcode of that hotel as well. Sentence4: I'm looking for a hotel in the north side. Sentence5: Ashley Hotel and Lovell lodge are both available Sentence6: Actually, I don't need a booking. Thanks. Have a nice day. Sentence7: I have many options in the north. All are in the cheap to moderate range. Do you have any further requirements? Sentence8: I'd like a 2 star hotel with free parking. Question: Who has spoken the sentence 5? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Of course. The restaurant is on 152 - 154 Hills Road and their phone number is 01223413000. Sentence2: What other restaurants are in the same area and price range? Sentence3: I'm sorry. That booking was not available. Would you like to find another restaurant? Sentence4: No, could you just book a table for 3? I'd like it for Wednesday at 12:15. Sentence5: That sounds good book it for 3 on wednesday at 12:15 please and I'll need the reference number too Sentence6: Thank you and you too. Sentence7: Yes can I have the address and phone number please? Sentence8: I'm sure we can. Cambridge offers 31 moderately priced restaurants. What sort of cuisine would you like? Sentence9: There is the restaurant alimentum that serves modern european food? Sentence10: Great, that's all I needed. Have a lovely day. Sentence11: I have made a reservation for you at the restaurant alimentum on Wednesday at 12:15 for 3 people. Your reference number is LX2XAAF4 . Would you like their address? Sentence12: I would prefer Italian and it has to be in the south. Sentence13: Hi! Can you find me a moderately priced restaurant for my girlfriend and I? Sentence14: I found one restaurant with those credentials, it's Pizza Hut Cherry Hinton, would you like the address? Question: Who has spoken the sentence 9? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Could you book for my party at 15:15 on Wednesday? Sentence2: I will also need a taxi from the hotel to the restaurant. Sentence3: thank you very much Sentence4: welcome anytime you want to inquire Sentence5: i am looking for a hotel in the south. Sentence6: Italian will be fine. Sentence7: I also want to eat at an expensive Cuban place. Sentence8: it should have a 4 stars rating Sentence9: We have one place the lensfield hotel, would you like more information? Sentence10: aylesbray lodge guest house is moderate and in the south. would you like to book a room now? Sentence11: there is one cheap and one expensve. which one would you prefer? Sentence12: The reservation is for 7 people. Sentence13: Thank you so much for your help much appreciated. Sentence14: Thank you for trusting me to make the bookings for you. Sentence15: For how many please ? Sentence16: Booking was successful. The table will be reserved for 15 minutes. Reference number is : TP3B0YH5 . Anything else I can do for you? Sentence17: No problem. I booked you a white bmw that will get you there by 15:15. The contact number is 07961694517. Sentence18: Is there any cuban restaurants near the hotel in the moderate range? Sentence19: Thank you! It does not matter to me. Sentence20: Booking was successful. Reference number is : PHDX0SZC . anything else? Sentence21: According to my records, there aren't any hotels that meet your requirements. Sorry! Would you like to try something else? Sentence22: Yes, please! 7 of us will be arriving on Wednesday, and we'd like to stay 5 nights. Sentence23: pizza hut cherry hinton is the only restaurant serving italian food in the south part of town in the moderate price range. Would you like to book or more information Sentence24: No I apologize. Would you be interested in a different cuisine? Sentence25: I'm sorry - we don't have any expensive cuban restaurants in the area. Is there something else I can look up for you? Sentence26: How about a guesthouse with 4 stars? Question: Who has spoken the sentence 17? (A) User (B) System


Output: Answer: (B) System