TASK DEFINITION: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
PROBLEM: Sentence1: what is your price range for that? Sentence2: you selected attraction can you please correct so I can search. Sentence3: Can you give me the postcode and address please? Sentence4: What is the address for Gonville and Caius College? Sentence5: I'm happy to be of help. Take care. Goodbye. Sentence6: Pizza Express is a moderately priced Italian restaurant in the center of town. Do you need more information? Sentence7: The gonville caius college would be a nice attraction. Could I get the address please? Sentence8: I would recommend gonville and caius college, that is a nice campus in the centre area and best of all, admission is free, would you like more info? Sentence9: I need some information on a place called Pizza express. Sentence10: Thank you. I look forward to the day in town. Goodbye. Sentence11: I don't care about that but I would like the address and area of the college I visit. Sentence12: Yes, I'm looking for colleges to see in town. Can you help me with that? Sentence13: It is located on trinity street. Sentence14: Of course. The postcode is cb21db and it is at Regent Street City Centre. Can I help you with anything else today? Question: Who has spoken the sentence 9? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: I'm sorry, they don't have an opening at 12:00. Would you like to try a different time or day? Sentence2: Hi. I am trying to find some information on a restaurant called India House. Have you heard of it? Sentence3: I was able to book your table on Sunday at 11:00 for 1. The reference number is FRGW4OO2 . Sentence4: I'm so happy we could help you out today. Enjoy your meal in Cambridge! Sentence5: Great can you book a table for one person at 12:00 on sunday? Sentence6: India House serves Indian food in the west of town and is expensive. Their phone number is 0122346166. Can I help with anything else? Sentence7: Thanks. That covers it then! Sentence8: Sure, let's try for 11:00, same day. Question: Who has spoken the sentence 1? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: da vinci pizzeria is in the north part of town and in the cheap price range. Their phone number is 01223 351707 Sentence2: Thank you. Goodbye. Sentence3: I want to find a cheap restaurant in the north part of town. What is the phone number? Sentence4: Enjoy your dinner! Question: Who has spoken the sentence 3? (A) User (B) System

SOLUTION:
Answer: (B) System