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: Galleria serves European food and is in the centre part of town and has a moderate price range. Sentence2: No restaurants serving australasian food can be found. May I find another type restaurant for you? Sentence3: Looking for someone that serves Australasian food? Sentence4: How about European food? Question: Who has spoken the sentence 3? (A) User (B) System

Output: Answer: (B) System

Input: Consider Input: Sentence1: I would actually like to book it for 8 people, not 3. Sentence2: Could you reserve the one in the centre of town for 3 nights starting Monday? There will be 3 of us. Sentence3: You're welcome. Glad to help! bye bye! Sentence4: Sure no problem. So the hotel is huntingdon marriott hotel and your reference number for the booking is 34BAQ2WK . Is there anything else I can help? Sentence5: I am looking for a hotel in the expensive price range. Sentence6: Unfortunately, I wasn't able to book you for the day and time you wanted. Would another day or time be alright? Sentence7: No, it doesn't matter. I would like a 4 star hotel with free parking though. Sentence8: That's great. I'm all set , thank you! Sentence9: There are 5 expensive hotels available. Did you have a preference as to area of the hotel? Sentence10: There are two, one in the west and one the centre of town. Sentence11: I couldn't book that one either. Would you like to change your criteria? Sentence12: Okay, could you try the other one, please? Question: Who has spoken the sentence 1? (A) User (B) System

Output: Answer: (B) System

Input: Consider Input: Sentence1: It does include internet along with free parking, shall I book you? Sentence2: Your best bet in the south is the Aylesbray Lodge Guest House. It's a moderately priced 4-star guesthouse. Sentence3: Alright I got your taxi and it will be a white Volkswagen and your contact number is 07658312417. Will that be all for today? Sentence4: from the hotel to the restaurant, then back. Sentence5: I was able to get a table for 4 at the good luck Chinese food takeaway on Monday at 13:00. Your confirmation number is 06YU8WNX . Sentence6: Great! I also need a place to stay in the same area as that restaurant, and I need free parking. Sentence7: I just need the address please. Sentence8: I need it to include free wifi. Sentence9: I would like Chinese food, please. Sentence10: Which one will be leaving from? Sentence11: It doesn't matter. Just book one for 4 people at 13:00 on Monday. I need the reference number. Sentence12: is there any type of food you would like ? Sentence13: I have two with an expensive price range and one in the cheap range. Would any of those work for you? Sentence14: Sure the address is 5 mowbray road. Sentence15: Both "The Good Luck Chinese Food Takeaway" and "Peking Restaurant" are in the expensive range in the south. Which would you like me to try first? Sentence16: Can you help me find a restaurant located in the south area? Sentence17: book the expensive one a table for 4 people at 13:00 on monday Sentence18: You're welcome, have a great day! Sentence19: No that is all. Thank you! Sentence20: Can you help me book a taxi to get between the two? Question: Who has spoken the sentence 17? (A) User (B) System
Output: Answer: (B) System