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'm sorry, but we just reserved your table. There is no car type. But since you ask, did you need a taxi? Sentence2: Thanks, that's all I need today. Goodbye! Sentence3: Could i please get the phone number and address? Sentence4: good day and thanks for using our services Sentence5: I only have one restaurant in the north for European food, but they have amazing food. It's called City Stop Restaurant. They are expensive but so worth it! Sentence6: book a table for 2 people at 13:15 on tuesday. Sentence7: I would like the north please. Sentence8: I am thinking I would like to try some european food while I am in town. Sentence9: Yes I need a taxi that will take me between the two places and need to arrive by 13:15. Sentence10: Okay. I have a taxi booked. It will be a yellow bmw and the contact number is 07135918917 Sentence11: The Botanical Gardens at Cambridge University are a favorite destination. The entrance fee is only 4 pounds. Sentence12: What is the car type, please thank you Sentence13: There are several to choose from, in which part of town would you like to concentrate? Sentence14: Sure, the phone number is 01223336265. The address is bateman street. Can I do anything else for you? Sentence15: Yes, I would like the information on parks that are located in the centre please. Sentence16: Your booking was successful! The table will be reserved for 15 minutes. Reference number is : ZLRYLH3O . Question: Who has spoken the sentence 13? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: Sentence1: What is the address and postcode? Sentence2: That's all I need. Thanks, good bye. Sentence3: The address is Parkside, Cambridge and the postcode is CB11JG. Sentence4: The telephone number for the Parkside Police is 01223358966. Sentence5: Glad I could be of service. Sentence6: I'm looking for a the Parkside police station. Question: Who has spoken the sentence 2? (A) User (B) System
[EX A]: Answer: (A) User

[EX Q]: Sentence1: Yes!! Several, like the cambridge corn exchange. Is there a particular area you are interested in? Sentence2: I would consider a museum. Are there any in the east? Sentence3: Lol. Okay how about the gallery at twelve a high street then? Sentence4: Are there any theaters that I can go to while I'm visiting Cambridge? Sentence5: There are a few trains to that place. Where will you be departing from? Sentence6: it's just listed as a museum but i would assume they have art there. anything else today? Sentence7: Yes a theatre in the east is what I am looking for. Sentence8: i don't want that museum, i hate technology. i want to destroy this computer i'm using. Sentence9: Yes I have 4, does a entrance fee matter to you? Sentence10: The train nnumber is TR7310 and leaves at 5:06 Sentence11: I need a train to Peterborough on Saturday. Sentence12: I need the get postcode and phone number. Sentence13: The train should leave on saturday and should depart from cambridge. Sentence14: is it an art gallery? i also hate art. i'm a curmudgeon. Sentence15: A museum wasnt picked, but i would recommend the cambridge museum of technology, the postal code is cb58ld and the number is 01223368650, may I help with anything else. Sentence16: Unfortunately there aren't any theatres in that area. Would a different area work for you? Question: Who has spoken the sentence 14? (A) User (B) System
[EX A]:
Answer: (A) User