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

[EX Q]: Sentence1: i want to find a hospital in town Sentence2: No, can I get the phone number, address, and postcode? Sentence3: welcome. at your service next time Sentence4: Addenbrookes Hospital is nearby, at Hills Rd, Cambridge. Do you need a particular department? Sentence5: you are always welcome Sentence6: Great, that's all I need today! Thank you! Sentence7: The phone number is 01223245151, The address is Hills Rd, Cambridge. The Postcode is CB20QQ. Sentence8: Thank you for your help. Question: Who has spoken the sentence 6? (A) User (B) System
[EX A]: Answer: (A) User

[EX Q]: Sentence1: I'm just looking for something fun to do in the centre of town. Do you have any recommendations? Sentence2: I am checking on the train schedule from Peterborough to Cambridge. Sentence3: I will book it myself. Sentence4: What day do you want to depart? Sentence5: i want to depart on thursday. Sentence6: Can I get the phone number please? Sentence7: I also need an attraction. Sentence8: thank you and enjoy your stay. Sentence9: No thank you. That is all for today. Goodbye Sentence10: OK - is there anything else I can help you with today? Sentence11: TR418 leaves at 10:19. Whould you like me to book it? Sentence12: Sure many trains use that route. It would be helpful if you could narrow down a specific travel time. Sentence13: I want to leave after 10:00. Sentence14: Sure, their number is 08712240240. Is there anything else I can help with? Sentence15: Ok, I can help you with that. What type of attraction are you looking for? Sentence16: I'd recommend Vue Cinema. Would you like more information? Question: Who has spoken the sentence 13? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: Sentence1: No. That is what I need. Thank you! Sentence2: This looks complete, thank you for your help! Sentence3: You're welcome, have a great day. Sentence4: I apologize for the confusion. Currently, the taxi is set to depart Vue Cinema at 14:45 to go to Curry Garden. Does this need to be changed? Sentence5: Let's go with curry garden. I need the postcode, address, and phone number to that please. Sentence6: Vue to Curry. Thank you. Sentence7: There are 44 attractions you can view - is there a specific type of activity you're looking for? Sentence8: Hello, I am new to town and would like some ideas on whee I should go in the centre. Sentence9: I've booked your taxi - a grey toyota, contact number 07445683800 - but we should probably shore up the plans again. Is it Vue to Curry Garden or vice versa? Sentence10: I can recommend the Vue Cinema at the grafton centre, east road. Would you like me to book tickets? Sentence11: I am sorry, I couldn't find such a restaurant. Would you like to change your preferences, perhaps a different type of cuisine? Sentence12: The Vue Cinema is in the centre, but the entry fee is not listed. Perhaps you'd prefer All Saint's Church, which is renowned for its Architecture, and offers free admittance? Sentence13: I also need a taxi from Vue Cinema to Curry Garden. I need to leave Curry Garden by 14:45 Sentence14: I'm sorry, I don't have a listing of their entrance fee in my system. Sentence15: I apologize, but can we go back to finding a place to go but I would like something preferably in the centre of town and how much it costs? Sentence16: Thanks, I'm also looking for an expensive danish restaurant in the centre of town. Sentence17: There are five Indian restaurants near the centre in the expensive price range. They are: curry garden, the golden curry, saffron brasserie, panahar, and curry king. Sentence18: No thank you. i'm looking for an indian restaurant Sentence19: Curry Garden is located at 106 Regent Street City Centre. The postcode is cb21dp. The phone number is 01223302330. Sentence20: No. Can you recommend a place I should go? Sentence21: OK. What is the entrance fee? Sentence22: Great! Thank you for confirming that. Is there anything else I can do for you today? Question: Who has spoken the sentence 16? (A) User (B) System
[EX A]:
Answer: (A) User