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: Perfect, I have train TR1472 that meets your criteria, would you like me to book a ticket for you? Sentence2: I can help you with that. Where are you traveling from? Sentence3: Book it for 3 people. Sentence4: Sure. Your train is booked. The fee will be 30.29 GBP and your reference number is 7FGDRE1Q . Sentence5: I need to find a place to stay as well. Can you help? Sentence6: I need to find a train into Cambridge that will arrive by 09:15. Sentence7: I will be leaving the Stansted Airport on Thursday. Sentence8: I need to know what you're looking for first. Question: Who has spoken the sentence 2? (A) User (B) System

Output: Answer: (A) User


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: I would like it to be not be more that $120 a night. Sentence2: How about the El Shaddai? It's at 41 Warkworth Street and it's cheap. Sentence3: No, that's perfect. Thanks! Sentence4: Yes, I would like to book a hotel that has free wifi. Parking doesn't matter. Sentence5: Hmm, okay. Well, maybe we should take a look at a local college in town centre. Could you recommend one? Sentence6: I reserved a Blue Ford for you, contact number 07289393506. Is there anything else I can do for you today? Sentence7: I am looking for a multiple sports location in the centre of town Sentence8: One more thing, I would like to book a taxi to commute between the two places. Sentence9: Does the Gonville hotel work? Sentence10: Is Gonville hotel in the town centre? Sentence11: How about just one night? Sentence12: I can recommend Christ's College. Admission is free. Sentence13: Will you be departing from El Shaddai Hotel to Christ's College? Also, when would you like the taxi to leave the hotel and arrive at the destination? Sentence14: No problem. Glad you could help. Sentence15: I need a hotel located near the centre of town, with a star of 0. For 3 people, 2 nights starting Thursday please. Sentence16: Gonville Hotel is in the "centre" area. Sentence17: Does the hotel have a star rating of 0? Sentence18: It has a rating of 3 stars. Sentence19: Okay let's try that. Sentence20: It doesn't look like they have availability for a 2 night stay starting on Thursday. Would you like to book a shorter stay or start a different day? Sentence21: I was able to successfully book you for 3 people for a 1 night stay. Your reference number is 9ZKDXB08 . Is there anything else I can help with? Sentence22: Unfortunately there are no multiple sports locations in the centre of town. Sentence23: I have found 9 hotels with free internet. Do you have a price range you are look for? Sentence24: I would like the taxi to leave Christ's College by 01:30 and take me to the El Shaddai. Sentence25: Sounds good. Could I get the phone number? Sentence26: Absolutely. The phone number is 01223334900. Is there anything else I can help you with today? Question: Who has spoken the sentence 10? (A) User (B) System


Output: Answer: (A) User