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

Ex Input:
Sentence1: No, that's all the information I need. Thanks! Sentence2: You can reach them by phone at 01223312598. Anything else I can help with? Sentence3: Booking was successful. Reference number is : T212RFL5 . Sentence4: Yes, Gourmet Burger Kitchen has North American cuisine and is expensive. It is located in the City Centre. Sentence5: That sound perfect. Could I make a booking for 6 people? Sentence6: I need help finding a guesthouse to stay at. Sentence7: I'd like the east part of town please. Sentence8: Ok great, have a wonderful day! Sentence9: Do you know of a restaurant by the name of gourmet burger kitchen? Sentence10: Of course! What day and how many nights? Sentence11: can you tell me the phone number please Sentence12: Warkworth House is a great place. They are rated 4 stars, moderately priced and offer free parking and internet. Sentence13: How many days will you be staying? Sentence14: I have a number of different guesthouses available. Do you want to stay in a particular part of town? Sentence15: I'll be starting my stay on this coming Sunday. Sentence16: 5 nights please. Question: Who has spoken the sentence 8? (A) User (B) System

Ex Output:
Answer: (A) User


Ex Input:
Sentence1: I would like a restaurant serving swedish food in the north part of town. Sentence2: I don't care. Sentence3: What is the address, phone number, and price range? Sentence4: I'm sorry but there are no Swedish serving restaurants in that area. Would you like to expand your search? Sentence5: Thank you goodbye. Sentence6: City Stop Restaurant is an expensive restaurant on the North side of town. Sentence7: The Royal Spice restaurant has a cheap price range. Sentence8: Is there a restaurant on the North side of town? Sentence9: How about indian food? Sentence10: it's address is Victoria Avenue Chesterton, and phone number is 01733 553355. Sentence11: There are several restaurants in the north part of town. Do you have a preference of price range or type of food? Sentence12: Good bye. Question: Who has spoken the sentence 2? (A) User (B) System

Ex Output:
Answer: (A) User


Ex Input:
Sentence1: Train TR6799 leaves Cambridge at 13:21 and arrives at Leicester at 15:06. Will that work for you? Sentence2: Yes, can I get the postcode and entrance fee? Sentence3: No thank you, looking forward to my time here. Have a great day. Sentence4: I have a listing for riverboat georgina in the north is that okay? Sentence5: I need the train to leave after 13:00 on Monday. Tell me if any fit this description. I need to know the arrival time and train ID as well. Sentence6: Hello, I would to know about some places to go in Cambridge. I'd like to do something on a boat, if possible. Sentence7: Ok, there are four options. Two are in the centre, one is in the east and one is in the north. Sentence8: Yes, please enjoy your time in Cambridge. Thanks for letting me help you today. Bye. Sentence9: Yes, the postcode is cb43ax and the entrance fee is not known at this time. Sentence10: The train id number is TR6799 and the arrival time is 15:06. Is there anything else I can assist you with today? Sentence11: Thank you I also need a train that will depart from cambridge and should go to leicester. Sentence12: I have several trains available. What day will you be traveling and when would you like to leave and arrive? Sentence13: Let's try the one in the north. What is the entrance fee? Sentence14: Yes, that's perfect! Could I have the arrival time and train ID please? Question: Who has spoken the sentence 10? (A) User (B) System

Ex Output:

Answer: (A) User