You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.

Q: Sentence1: Price range doesn't really matter, but I do want a 4-star place with free parking and internet. Sentence2: I have 19 hotels that match that criteria. please be more specific about the area of town where you'd like to stay Sentence3: Do you prefer a formal hotel, or a guesthouse? Sentence4: OK, what price point do you want me to look for? Sentence5: Booking was successful at the alexander bed and breakfast. Reference number is : MDB2AV4K Sentence6: i need a place to stay Sentence7: The area doesn't matter. Please book for 6 people on Saturday with 4 nights stay. Sentence8: Can you give me a suggestion for a hotel and make that reservation please? Thanks. Question: Who has spoken the sentence 4? (A) User (B) System

A: Answer: (A) User
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Q: 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

A: Answer: (B) System
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Q: Sentence1: Have a good day and enjoy the museum! Sentence2: Please book two seats on that train, and send me the reference number. Sentence3: I would like to go to stansted airport on wednesday please Sentence4: That is everything I needed for now. Thank you! Sentence5: The cambridge contemporary art museum is free and located in the centre. Sentence6: What is your destination and when would you like to leave? Sentence7: I'm looking for a train departing from Cambridge. Sentence8: Awesome. I'm also looking for places to go in the centre of town. Any suggestions? Sentence9: Booked! Your reference number is 89Q51FJW . The fee is 20.2 GBP and paid at the station. Sentence10: Thanks, that's very helpful. Oh, right, what postcode is it in? Sentence11: There is a train departing from Cambridge to Stansted Airport on Wednesday at 11:40. Sentence12: We have many trains that leave after 11:00. Where would you like to go and on what day? Sentence13: The postcode for the Cambridge Contemporary Art Museum is cb21su. Is there anything else I can assist you with today? Sentence14: I'm leaving cambridge and would like to leave after 11:00. Question: Who has spoken the sentence 13? (A) User (B) System

A:
Answer: (B) System
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