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: 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

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: I can book you at the university arms hotel. It has a 4 star rating, free parking and wifi. Does this interest you? Sentence2: What will be the first day you will stay and how long will you be staying? Sentence3: I'm sorry but you'll have to book another day or a shorter stay. When would you like to stay? Sentence4: Yes. That would be great. Sentence5: Awesome, thanks! I think that takes care of everything I needed. Sentence6: Booking completed! Please look out for a Grey BMW, their contact number is 07130839627. Is there anything else I can help with? Sentence7: Certainly. I have many available. Is there a particular area you are looking in? I have several in the west and centre. Sentence8: Can you see if they have just 1 night available? Sentence9: I want to stay for 5 nights starting on Tuesday. Sentence10: Corpus christi is 2 pounds, which is in centre. Sentence11: Can you give me the entrance fee for one of the colleges in the centre? Sentence12: Okay great please enjoy your stay and don't hesitate to call us back if you need anything else. Sentence13: I am traveling to Cambridge and excited about seeing location attractions. Could you help me find a place to go, like a college? Sentence14: I need a taxi please between the 2 places. I want to leave the attraction by 2:30. Sentence15: Your booking was successful with a reference number of S1HTVV32 . Is there anything else I can do for you today? Sentence16: I'm also looking for a hotel in the centre. I don't want to stay in a guesthouse. It needs to be a hotel. Question: Who has spoken the sentence 3? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: Thank you. That is all I need. Sentence2: Hmm, okay, how about another restaurant in the same area and price range? Sentence3: Thanks, I'm all done here. Sentence4: Okay let's try that place. Sentence5: Great news I was able to book you into there and the reference number is 2HILQZBF . Sentence6: Hi I found a restaurant. It is Nandos city centre and it is located at 33-34 Saint Andrews Street. Would you like for me to book it for you? Sentence7: I was able to get you in at Ask on Thursday at 12:45 for 7 people. There is a new reference number, though. Use 0SLQNHXA . Sentence8: Booking was unsuccessful. Would you like to try another restaurant? Sentence9: Yes, please book for Thursday at 12:45 for 7 people. Sentence10: There are several. The Gardenia served mediterranean. You might be interested in it. Ask and Zizzi serve Italian. Sentence11: I need help finding a portuguese restaurant located in the centre, can you assist me please? Sentence12: My pleasure! Have a nice day. Sentence13: Yes, it is. May I help you book? Sentence14: Which restaurant were you able to book me into? Sentence15: Thank you and I hope you enjoy the restaurant. Have a great day. Sentence16: Is this restaurant in the cheap price range? Question: Who has spoken the sentence 7? (A) User (B) System

SOLUTION:
Answer: (B) System