You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
--------
Question: Sentence1: The Cambridge Belfry is a hotel on the west side and is inexpensive. Their phone number is 01954714600. Sentence2: Can I get their postcode please? Sentence3: What can you tell me about Finches Bed and Breakfast? What area are they in? Sentence4: Yes, I'll also need a taxi to commute between the two places. I'll need to arrive at the restaurant by the dining time. Sentence5: Chiquito restaurant and bar is in the south area, what time would you like me to book your 4 people for? Sentence6: That's great. Everything is set. Thank you for helping me. Goodbye. Sentence7: i booked your taxi. it will be a blue lexus coming. their phone number is 07566783718. Sentence8: The table has been booked. Your reference number is PQPB99PP . Can I help you with anything else? Sentence9: You're welcome, have a great day! Sentence10: yes four people for Friday at 17:30 Sentence11: Postal is cb30nd, and if you need to call them they can be reached at 01223276653, any thing else that I can assist with? Sentence12: Okay, how about Mexican food in the south? I'll be needing a table for 4 this Friday. Sentence13: finches bed and breakfast Is in the west, it is cheap, 4 star guesthouse, free internet and parking. Do you need anything else? Sentence14: I would like an inexpensive hotel on the west side of town. Question: Who has spoken the sentence 1? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: Limehouse for 1 person, 3 nights and starting on Sunday. Sentence2: Yes, of course. How many people are in your party? Sentence3: What area of town would be your preference? Sentence4: The range does not matter. Just the Indian place you think best. Sentence5: Yes what area are you looking to dine in? Sentence6: You're welcome, glad I could help. Sentence7: Is that a guesthouse? Sentence8: Thank you. I am also looking for a place to stay. It doesn't need internet and should be moderately priced. Sentence9: I would recommend the The Golden Curry. Would you like to make a reservation? Sentence10: That's okay. How about Indian? Sentence11: I sure can. What type of restaurant are you looking for? Sentence12: Thank you for all your help. Have a great day. Sentence13: I'm looking for Cuban food. Sentence14: It is a guesthouse. Would you still like me to book it? Sentence15: I don't have a preference. What would you recommend? Sentence16: There are no Cuban restaurants unfortunately. Sentence17: Yes, let's make it for 1 person at 19:45 on sunday. Sentence18: Yes, I love guesthouses when I travel alone. Can you book it for three nights please, starting on Sunday. Sentence19: I'd recommend the Limehouse, it's in the north and has 4 stars. Would you like me to book a reservation? Sentence20: Your reservation is successful, they'll hold the table for you for 15 minutes. Reference number is 6CVKLM3F . What else can I help you with? Sentence21: In the Centre as well please. Sentence22: I have 9 restaurants available. What price range would you prefer? Sentence23: Would you be so kind as to help me find a place to dine later? Sentence24: Booking was successful. Reference number is : 2VEHCBYQ . Question: Who has spoken the sentence 13? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: yes how about a moderate mexican restaurant? Sentence2: I'm not sure if I want to book yet or not, can you confirm the travel time for that one? Sentence3: Thanks that's all I need have a good day. Sentence4: Of course. TR1567 leaves at 17:29 and arrives at 18:07. Sentence5: Okay I have a 17:30 that arrives at 18:07. would you like me to book that for you? Sentence6: Italian would work just as good. Sentence7: I need it for Friday an I'm departing from Cambridge Sentence8: Can you direct me to a Catalan restaurant that is moderately priced please? Sentence9: I am also looking for a train going to Bishops Stortford that leaves after 15:30. Sentence10: The phone number is 01223324033. Sentence11: Okay great, have a good day! Sentence12: No, but could you give me the phone number for Pizza Express? Sentence13: Sorry, but there are no mexican restaurants in the price range either. Would you like to try a different type of restaurant? Sentence14: What day would you be traveling on? Sentence15: Unfortunately, I do not happen to have anything serving catalan food that is moderately priced. Would you like me to check a different cuisine type or price range? Sentence16: Italian is a wonderful choice. There is a pizza express in centre, would you like to make a reservation? Question: Who has spoken the sentence 13? (A) User (B) System

Answer:
Answer: (B) System