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: I have your taxi booked. Look for a blue volkswagen, contact number 07655267463. Is there anything else I can help you with? Sentence2: I need to book a place to stay with a star of 4. I don't need free parking. Sentence3: Can you please provide me with the address, telephone number and the cost of admission. Sentence4: Thank you. Enjoy your stay Sentence5: I now need a taxi to get to the church from the hotel. I would like to leave the hotel by 15:45. Can you book that for me? Sentence6: I don't care about location, just would like a moderate price with 4 stars please. Sentence7: We have 44 attractions in the centre of town Broughton House Gallery is a museum we have available. Sentence8: We have 11 in the moderate range. They are all a guesthouse accommodation. Would you like one of these? Sentence9: I need one with free wi-fi. Sentence10: I have you booked. The reference number is WPGQ4ADJ . Sentence11: After that I'm also going to need the reference number. Sentence12: OK, now can you tell me about some of the attractions in the center of town? Sentence13: I would also need to book it for 4 nights. Sentence14: No, that is all. Thanks so much. Bye. Sentence15: One person, and I'd like to arrive on Tuesday. Sentence16: We have over 20 fine hotels. Do you have any preferences of cost or location? Sentence17: How long do you want to stay? Sentence18: Can i book one on tuesday? Sentence19: OK, let me see what I can do. Sentence20: How about All Saint's Church at 01223452587 in the centre? It's free. Sentence21: before I look for that, could you let me know how many people are staying and what day you'd like to arrive? Sentence22: I have two: a and b guesthouse in the east and avalon in the north. Would one of these work for you? Question: Who has spoken the sentence 18? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: i want some mexican food. Sentence2: Dojo Noodle Bar serves asian oriental food and is located in the centre of town. The price range is cheap. Sentence3: The phone number for dojo noodle bar is 01223 363471. Would you like any other information? Sentence4: I don't care. Sentence5: You're welcome. Goodbye. Sentence6: We have four Asian oriental restaurants in centre. What price range do you prefer? Sentence7: What is the phone number? Sentence8: No, thank you, that's all I need. Thank you and goodbye! Sentence9: The only listing for Mexican food is Chiquito Restaurant Bar. How else may I assist you? Sentence10: I want a restaurant in the centre and serves asian oriental food? What is the phone number? Question: Who has spoken the sentence 9? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: There are quite a few! I recommend kettles yard or the cafe jello gallery. Both have free admission. Sentence2: Ok. let me think about it. That will be all for today. Goodbye Sentence3: 01223240089 cb17sr 5 mowbray road. is there something else i can help you with? Sentence4: Thank you for calling Cambridge TownInfo centre! We are happy to serve you and hope you have a wonderful time in Cambridge! Sentence5: I would like to visit a museum in the west. Are there any museums I can see? Sentence6: Sure, what part of town do you prefer? Sentence7: aylesbray lodge guest house is a 4 star and is in the south of town Sentence8: The Aylesbray Lodge Guest House fits your criteria. Would you like to make a booking? Sentence9: My favorite place in the south is the Aylesbray Lodge Guest House. Would you like me to book a room for you? Sentence10: I would like a hotel to stay in while I visit cambridge. Sentence11: I need it to be a 4 star Guesthouse with free parking. Does this fit our needs? Sentence12: No, I don't need a reservation right now, but I do need their phone number, postcode, and address. Sentence13: I actually only want a guesthouse if there is not a 4 star hotel with free parking available in the south Sentence14: We're visiting the south part of town, so let's stick with that area. Question: Who has spoken the sentence 12? (A) User (B) System

SOLUTION:
Answer: (A) User