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

Sentence1: Okay! What time do you need it for? Sentence2: Can I help you with anything else? Sentence3: That is all I need today thank you. Sentence4: I need to arrive by 04:45 Sentence5: I need a taxi to come to curry garden and take me to nandos. Sentence6: Have a wonderful day! It was a pleasure to serve you. Sentence7: That is all. Good bye. Sentence8: I have booked you a white volvo, contact number is 07985113779. Is there anything else? Question: Who has spoken the sentence 1? (A) User (B) System
Answer: (B) System

Sentence1: Yes, I can! When and what time would you like to go? Also how many people is the reservation for? Sentence2: The address for Christ's College is Saint Andrew's Street. Sentence3: Great. Thank you for your help. Sentence4: Thank you. Will the taxi arrive at the restaurant by 16:00? Sentence5: Is there an entrance fee for the college? Sentence6: It has been booked the reference number is E8J6X7ZH the table will be reserved for 15 minutes. Sentence7: I've booked your taxi! A Grey Volkswagen will you pick you up and take you to the restaurant. The contact number is 07776457787. Can I help you with anything else? Sentence8: Yes, the taxi is due to arrive at 16:00. Sentence9: There are 13 colleges to visit in the centre. Are you interested in visiting christs college? Sentence10: I need to book a table for 7 people at 16:00 on Tuesday. Sentence11: Great. I'm looking for Midsummer House Restaurant also. Can you help me book it? Sentence12: There is no entrance fee for Christ's College. Sentence13: It's my pleasure. Let me know if you ever need anything else. Sentence14: Sounds great. What is the address? Sentence15: Hi! Can you tell me a little bit about the colleges that are in the center of town? Sentence16: I also need a taxi between both places to arrive by the booked time Question: Who has spoken the sentence 10? (A) User (B) System
Answer: (A) User

Sentence1: You are booked at frankie and bennys for 3 at 1545. your booking number is T01E84XG Sentence2: TR2045 leaves at 18:11 and arrives at 18:38. Would that be acceptable? Sentence3: please do. i would also like help finding an expensive restaurant. Sentence4: South area, and food type doesn't matter. I need it for 3 people at 15:45 on the same day, if that time doesn't work 14:45 and i'd like a reference number. Sentence5: There are 146 departures from Cambridge on Sunday that match your arrive by time. Where is your destination? Sentence6: TR3212 leaves Cambridge at 05:11 and arrives in Kings Lynn at 05:58. Will this one work for you? Sentence7: Where will you be departing from? Sentence8: I want to leave on Sunday, please. Sentence9: Thank you for your help. That is all I need. Sentence10: How many seats do you need on that train? Sentence11: kings lynn and I also looking for a restaurant in the south and expensive price range Sentence12: I'd like something a little later in the day, please. Sentence13: arriving by 19:30 on sunday. I need the train's ID please. Leaving cambridge going to kings lynn Sentence14: Okay. Glad I could be of help. Sentence15: I'll be departing from cambridge and want to arrive by 19:30 on sunday. Could I also get the train ID as well? Sentence16: what day would you like to leave? Sentence17: Hi. Can you help me find a train? Sentence18: There are several fine restaurants. What area and what type of food would you enjoy? Sentence19: that sound just fine Sentence20: Would you like me to book tickets for you? Sentence21: Sure, I can help you with that. First, let's find the train. How early would you like to leave? Sentence22: I do not need train reservations. I need help finding a restaurant. Question: Who has spoken the sentence 10? (A) User (B) System

Answer: (A) User