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 am interested in finding a great nightclub to take a friend to. Sentence2: I've booked a table for 5 on Monday at 17:30. The reference number is MUBJSMLX . Is there anything else I can help you with? Sentence3: I have found 4 restaurants. Do you have a preference of area? If not that Kohinoor in the centre is very popular. Sentence4: Great that was all that I needed today, thank you. Sentence5: Cambridge has lots of great options. Club Salsa is quite popular and is in the centre. Sentence6: I have arranged for a black Honda to have you arrive at Kohinoor by 17:30. The contact number for the Taxi is 07997403672. Is there something else I can assist with? Sentence7: That sounds great. How much is the entrance fee? Sentence8: Perfect, can you also help me find a place to eat that is cheap and serves Indian food? We are looking to accommodate 5 people at 17:30 on Monday. Sentence9: Just book it on Monday please, for 5 at 17:30. Sentence10: Perhaps their phone number? Sentence11: The phone number is 07782218745. Sentence12: The Club Salsa entry fee is 5 pounds. Can I help with anything else? Sentence13: You're welcome! Have a good day. Sentence14: We need a taxi from Club Salsa that will get us to Kohinoor in time to eat. Can you make that happen? Question: Who has spoken the sentence 13? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: The Lensfield does have free wifi. Their phone number is 01223355017 and their postcode is cb21en. Sentence2: First, can you give me the phone number, postcode, and tell me if they have internet? Sentence3: Is it a guesthouse? I'd really like a guesthouse with 3 stars, if possible. Sentence4: That is perfect, thank you for your help. Goodbye. Sentence5: Unfortunately, I can't find a 3-star expensive guesthouse with free parking. Would you like me to find something else? Sentence6: Sure, The Lensfield hotel is in the south. It is very nice, can I book it for you? Sentence7: Express by Holiday Inn Cambridge is an expensive hotel with free parking. Their phone number is 01223866800. Sentence8: I'm looking for an expensive place to stay with free parking please. Sentence9: Let us know if you have any more questions! Sentence10: How about a hotel instead of a guesthouse? Question: Who has spoken the sentence 2? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: I have 14 different restaurants. Is there a type of cuisine you prefer? Sentence2: Booking was successful. The table will be reserved for 15 minutes.Reference number is : HLEN9T9L . Sentence3: I would like an Indian food restaurant in the expensive range. Sentence4: Okay, could you give me the entrance fee and phone number information for your favorite museum there? Sentence5: Can you tell me if there is a concerthall in the same area as this restaurant, if not is there a museum? Sentence6: Thanks! I don't need any more help today. Bye! Sentence7: Have a wonderful time. Sentence8: The Cafe Jello Gallery is great, the phone number is 01223312112 and the entrance fee is free. Sentence9: There are 5 options in the west in that price range. One of my faves is India House. Would you like a reservation? Sentence10: We will be in the west part of town and would like to go to a restaurant while we are there. Sentence11: Yes, please. I need a table for one at 17:00 on Tuesday. Sentence12: I'm sorry, there is not a concert hall in the west. There are 7 museums, though, and most of them are free to enter. Question: Who has spoken the sentence 3? (A) User (B) System

SOLUTION:
Answer: (B) System