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: No specific area. Sentence2: Thank you, goodbye. Sentence3: I have found no restaurants serving Christmas food in the expensive price range. Would you like a different type of food? Sentence4: phone number and address of Cambridge Lodge Restaurant please Sentence5: is there any area you prefer! Sentence6: I want to find an expensive restaurant serving christmas food. Sentence7: Thank you for using the Cambridge restaurant system. Goodbye. Sentence8: Are there European types of restaurants? Sentence9: Cambridge Lodge Restaurant is in the west part of town, at Cambridge Lodge Hotel 139 Huntingdon Road City Centre. Their phone number is 01223 355166. Sentence10: Yes, there are four: cambridge lodge restaurant, eraina, and michaelhouse cafe serve european food, with darrys cookhouse and wine shop serving modern european food Question: Who has spoken the sentence 3? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: Right, Saturday, did you have a time you want to leave by? The trains leave every 30 minutes starting at 5:19 Sentence2: No I think that will be it, thank you for your help! Sentence3: Your booking was successful. Reference number is PR8JE3DU and total is 39.59 GBP. Can I help you with anything else today? Sentence4: Saturday from Peterborough to Cambridge for 3 people. I will need the reference number too please. Sentence5: It doesn't matter when I leave, as long as I arrive by 12:45. Sentence6: I wish to arrive before 12:45. Sentence7: There are 38 trains from Peterborough to Cambridge on Saturday, all throughout the day. Can narrow down the time of day you wish to travel? Sentence8: Yes, for the same group of 3 people from before. Sentence9: I am looking for moderately-priced three-star guesthouse in Cambridge. Sentence10: There are four guesthouses that meet your criteria. Do you need internet or parking? Sentence11: I have booked your stay at the alpha-milton guest house. The reference number is HS3MWJ10 Sentence12: I have located one hotel matching your search criteria, the Alpha-Milton Guest House. The phone number is 01223311625. Would you like to make a reservation? Sentence13: Sure. I will need to know how many people you would like to book it for, what day you would like and how many days you would like to stay. Sentence14: TR5538 leaves at 11:48 and will arrive by 12:38. Would you like for me to book this train for you? Sentence15: I'll need the reservation for 3 people starting Saturday for 4 nights. Sentence16: I would like to call them myself please. Thank you. Sentence17: Thank you, I will also need a train from Peterborough to Cambridge on Saturday. Is there anything available? Sentence18: Sure. Is there anything else I can help you with today? Sentence19: Yes please. Can I actually have you book them? I need the reference number as well. Sentence20: There are 14 trains arriving by that time. When would you like to leave? Sentence21: You're welcome. Enjoy your time in Cambridge! Sentence22: It doesn't need to have free parking and I don't care about the internet. Which guesthouse can accommodate for 3 people? Question: Who has spoken the sentence 13? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: That will be everything, thank you. Sentence2: Yes, please! And I'll need the reference number. Sentence3: I also need a train. Sentence4: Okay, I can help you with that! Where will you be departing from, and what is your destination? Sentence5: What about 3 nights? Sentence6: Could you be more specific, for example what is the price range you are looking for? Sentence7: I am sorry but Acorn Guest House is heavily booked. Do you want to book for another day or for a shorter stay? Sentence8: Happy to help. Sentence9: I hope you enjoy your stay. Have a good day. Sentence10: Ca I help you with anything else? Sentence11: Booking was successful. Address is 154 chesterton road. Postcode cb41da. Reference number is: IOHUVGA1 . Anything else I can help you with? Sentence12: The first train departing Cambridge after 16:00 is the TR2776, leaving 16:01, arriving in Birmingham, New Street at 18:44. Would you like to book a seat on this one? Sentence13: Price doesn't really matter. I would like free parking though. Sentence14: The booking was successful. Your total is 60.08 GBP, payable at the station. Your reference number is VFIRSFKS Sentence15: Okay good bye. Sentence16: acorn guest house has 4-stars and has free parking. Would like to book it? Sentence17: Thank you very much for your help. Sentence18: Hi there. I could use some help finding a place to stay that is 4 star rated. Sentence19: I need to leave on Sunday after 16:00 please. Sentence20: There are a lot of trains that go that route what day and time do you want to leave or arrive by? Sentence21: Yes, for 1 person for 5 nights starting on thursday. Sentence22: I will be leaving cambridge headed to birmingham new street. Question: Who has spoken the sentence 3? (A) User (B) System

SOLUTION:
Answer: (B) System