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: Can you give me more information about shopping? Sentence2: There are two hotels meeting your criteria. Can I recommend Gonville Hotel in the Centre area. It has parking and internet. Do you want that booking? Sentence3: There is nothing that is 3 stars which includes wifi, can I check for something else? Sentence4: I need you to find me a hotel with free wifi and a star rating of 3 in the west. Sentence5: There are no 3 star locations with parking. Sorry. Is there anything else I can help you with toay? Sentence6: What date are you checking in and how many are in your party? Sentence7: I'm sorry but i'm confused. Where would you like reservations at? Sentence8: the postcode is cb30ds Sentence9: What area of town will you be shopping in? Sentence10: I will be in the west part of town, but I think I am more interested in college visits if you could help me with that. Sentence11: Nothing matching your criteria exists on the west side.s location matter? Sentence12: No, the location does not matter. Sentence13: Hmm can you check one more time, it should really be a hotel. Sentence14: Actually, I wanted a 3 star hotel with wifi, not parking. Can you check again? Sentence15: No the area doesn't matter as much, please provide me with the reference number. Sentence16: Thanks! I'm also looking for somewhere to stay. Any hotels? Maybe around a 3 star, and I need wifi. Sentence17: Sure, what's the postcode for that college? Sentence18: I have 5 in the west can I recommend churchill college? Sentence19: book it for 2 people and 2 nights starting from sunday. Sentence20: Sorry, I'm not seeing anything that matches your request. Would you want to try a guesthouse? Sentence21: There are two, does the area matter to you? Sentence22: Can you recommend a 3 star hotel then? I'd like a room for 2 nights on sunday, for two people. Question: Who has spoken the sentence 5? (A) User (B) System

SOLUTION: Answer: (B) System

PROBLEM: Sentence1: Perfect, I have train TR1472 that meets your criteria, would you like me to book a ticket for you? Sentence2: I can help you with that. Where are you traveling from? Sentence3: Book it for 3 people. Sentence4: Sure. Your train is booked. The fee will be 30.29 GBP and your reference number is 7FGDRE1Q . Sentence5: I need to find a place to stay as well. Can you help? Sentence6: I need to find a train into Cambridge that will arrive by 09:15. Sentence7: I will be leaving the Stansted Airport on Thursday. Sentence8: I need to know what you're looking for first. Question: Who has spoken the sentence 2? (A) User (B) System

SOLUTION: Answer: (A) User

PROBLEM: Sentence1: I'm looking for a seafood restaurant in the moderate price range. Sentence2: Sorry, there are no moderately priced seafood restaurants. Can I help you find something else instead? Sentence3: What about Chinese? Sentence4: Thank you for contacting Cambridge TownInfo centre. Have a wonderful day! Sentence5: Thank you for your help. Have a great day! Sentence6: I have reserved a table for 4 at Jinling Noodle Bar, 11 Peas Hill in the city centre (Tel: 01223566188) on Friday at 18:15. The reference number is K9JAW7FT . Sentence7: Any one of them will be fine, if you could find one available for 4 people at 18:15 on friday please. Sentence8: There are 4 moderately priced Chinese restaurants in town. Is there a particular area you are wanting to eat in? Question: Who has spoken the sentence 3? (A) User (B) System

SOLUTION:
Answer: (B) System