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: You're welcome, have a great day. Sentence2: What city are you departing from? Sentence3: Thanks. Can you also look up information on Lovell Lodge hotel? Sentence4: Thank you for the info, that will be all. Sentence5: Can you give me the day you are traveling? Sentence6: I'm leaving on Saturday. May I please have the travel time? Sentence7: i'm leaving from cambridge Sentence8: Can you help me find a train arriving by 12:45 going to birmingham new street? Sentence9: Travel times for all trains on that route are 163 minutes. The TR2576 would get you to Birmingham New Street at 11:44. Sentence10: The Lovell Lodge hotel is located in the north that is 2 stars. It has moderate pricing, free internet and parking. Their phone number is 01223425478. Question: Who has spoken the sentence 5? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: Please feel free to contact us again for further assistance. Good-bye. Sentence2: Great news! Your booking was successful and I have a reference number for you. It is PL4JEQ9A . Sentence3: Yes please I need a booking for 4 people and 2 nights starting from friday. Sentence4: How about a different hotel in the same price range? Sentence5: Can you find me a place to say in the centre that includes free wifi? Sentence6: I have the Cityroomz hotel which is in the moderate range with internet and no parking. Would you like to book this hotel? Sentence7: Are there any in the moderate price range? Sentence8: Thank you for your help. Sentence9: I can recommend the Alexander Bed and Breakfast. It is a guesthouse in the cheap price range. Sentence10: How about the el shaddai, they have free internet and free parking? Sentence11: Thank you very much. I will. Sentence12: You are very welcome. Please enjoy your stay. Sentence13: That on is not open then, shall I try another? Sentence14: That will be fine. Question: Who has spoken the sentence 5? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: Certainly. Two nights, three people, and I'll need that room starting Monday. Sentence2: The 4 matching restaurants are "hotel du vin and bistro," "galleria," "de luca cucina and bar," and "riverside brasserie." Sentence3: I'm looking for a restaurant in the center of town that serves european food. Sentence4: There are fourteen different options for your guesthouse. Is there a specific area you would like to be in? How about the star rating? Sentence5: Let's try for 15:30 and can I get a reference number please? Sentence6: Great! I also need a guesthouse with free wifi. Something moderately priced, and I don't care about parking. Sentence7: Let's go with acorn guest house. Unfortunately, that booking was unsuccessful. Want me to try something else? Sentence8: There are several that suit your needs. Any preferences on price range? Sentence9: I don't. Thanks so much. Sentence10: There seems to be an error. Can you please restate your preferred number of nights, the day you'll arrive, and the number in your party? Sentence11: Booking was unsuccessful. Would you like to book another day or time slot? Or perhaps another of the restaurant choices for the same booking information? Sentence12: Perfect! Can you please book a table for 3 people at Galleria for me on Monday at 16:30? Sentence13: You're welcome! You have a great day! Sentence14: Moderate price range, please. Sentence15: Great! Your booking was successful. The reference number is TWU9EM7U . Do you need help with anything else? Sentence16: Ok. That worked. It is booked and your reference number is QBVP0ZV2 . Sentence17: Instead of 3 nights how about two nights? Sentence18: I don't have any preference. Could you just pick something and book 5 nights for 3 people beginning on Monday? Question: Who has spoken the sentence 15? (A) User (B) System

SOLUTION:
Answer: (B) System