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: Booked car type : white toyota Contact number : 07264671188 All set. What else can I help with today? Sentence2: looking for places to go in town and be in the South Sentence3: Yes, please book it. Sentence4: Thank you. I'd also like to book a taxi. I need to leave the hotel by 10:15. Sentence5: When will you start your stay? Sentence6: What's the entrance fee? Sentence7: What type of attraction are you looking for? Sentence8: The attraction should be in the south. Sentence9: I think I got everything I need thanks to you! Sentence10: Unfortunately, Nusha has not provided any information on entrance fees. I can seek other options, if you'd like. Sentence11: I need it for Thursday night, for four nights, for 4 people. I'll also need a taxi by 10:15. I need the car type and contact number please. Sentence12: Booking was successful. Reference number is : Y3CFU8WN . Sentence13: There is a hotel called Cityroomz in centre located at Sleeperz Hotel, station road. Would you like me to book it for you? Sentence14: how about nusha? it's located in the south. Sentence15: then find me a particular hotel called cityroomz Sentence16: Well, you are very welcome. I hope you have a great time! Question: Who has spoken the sentence 13? (A) User (B) System

Answer: Answer: (B) System

Question: Sentence1: The El Shaddai Hotel is located at 41 warkworth street, would yo+u like the phone number? Sentence2: Thank you, goodbye. Sentence3: Can I book a stay there for 1 person for 5 nights starting tuesday please? Sentence4: Nope, that'll do it. Thanks for your help! Sentence5: Your booking was successful, reference number is 8T4AJ6P9, 1 person for 5 nights starting Tuesday at the El Shaddai. Can I help you with anything else? Sentence6: Hello, I would like to find the el shaddai hotel. Can you help me? Question: Who has spoken the sentence 3? (A) User (B) System

Answer: Answer: (B) System

Question: Sentence1: Christ's College looks good, it's in the city centre and has a free entrance fee. Sentence2: Yes, I also need a train leaving on Monday. Sentence3: Can you tell me where you will be departing from and heading to, please? Sentence4: Can you give me their phone number and postcode? Sentence5: Thank you, that will be all. Sentence6: Do you have a college to recommend instead? Sentence7: No, thank you. That will be all. Thanks! Sentence8: I would recommend the train that leaves at 13:54. Would you like me to book that? Sentence9: Does that train arrive by 17:00? Sentence10: Thank you and goodbye Sentence11: I will be leaving from Stevenage and heading for Cambridge. Sentence12: It is 12.80 pounds. Sentence13: Is there a time you would like to leave by or arrive by? Sentence14: Yes, it arrives at 14:43 Sentence15: What is the price of this particular train? Sentence16: I'm looking for a place to go in the centre. Sentence17: Alright, just to confirm you do not need me to book you for the train? Sentence18: How about All Saints Church? Sentence19: Sure! The phone number is 01223334900 and the postcode is cb23bu. Is there anything else I can help you with today? Sentence20: From stevenage to cambridge please Question: Who has spoken the sentence 19? (A) User (B) System

Answer:
Answer: (B) System