You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
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Question: Sentence1: Booked car type : white toyota Contact number : 07264671188 All set. What else can I help with today? Sentence2: looking for places to go in town and be in the South Sentence3: Yes, please book it. Sentence4: Thank you. I'd also like to book a taxi. I need to leave the hotel by 10:15. Sentence5: When will you start your stay? Sentence6: What's the entrance fee? Sentence7: What type of attraction are you looking for? Sentence8: The attraction should be in the south. Sentence9: I think I got everything I need thanks to you! Sentence10: Unfortunately, Nusha has not provided any information on entrance fees. I can seek other options, if you'd like. Sentence11: I need it for Thursday night, for four nights, for 4 people. I'll also need a taxi by 10:15. I need the car type and contact number please. Sentence12: Booking was successful. Reference number is : Y3CFU8WN . Sentence13: There is a hotel called Cityroomz in centre located at Sleeperz Hotel, station road. Would you like me to book it for you? Sentence14: how about nusha? it's located in the south. Sentence15: then find me a particular hotel called cityroomz Sentence16: Well, you are very welcome. I hope you have a great time! Question: Who has spoken the sentence 13? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: Thank you, can I get a taxi as well? I need to leave the hotel by 16:45 and go the restaurant. Sentence2: They are located Cambridge Leisure Park Clifton Way Cherry Hinton, cb17dy. Phone: 01223412430. Sentence3: Yes of course. It is rated 4 stars, is located in the west and is in the cheap price range. Would you like me to check availability for you? Sentence4: I actually dont need a reservation. just the address, postcode and phone number please. Sentence5: There are five great restaurants that match your criteria. I highly recommend cafe uno located in the centre of town. Sentence6: Hi, do you know of a hotel called finches bed and breakfast? Sentence7: Sure, I'll get right to that. First, can I ask the day you'd like to eat there? Also, what time and how many people? Sentence8: Okay, I've booked you a taxi leaving your hotel at 16:45. Look for a blue toyota, and if you need to contact them their number is 07524587523. Sentence9: The restaurant should serve italian food and should be in the expensive price range. The restaurant should be in the south Sentence10: My favorite restaurant would fit your criteria. It's called Frankie and Bennys. Would you like me to make you reservations? Sentence11: Sure. I'd need a room for 8 people, 5 nights starting on thursday. Sentence12: You're welcome! Have a wonderful day. Sentence13: Excellent, that's all the information I need, thank you for your help! Sentence14: Yes can you please make me a reservation? Sentence15: Booking was successful. Reference number is : 6AYRAXKH . Do you need anything else? Sentence16: Yes I am looking for a restaurant in the expensive price range that serves Italian food. Question: Who has spoken the sentence 5? (A) User (B) System

Answer: Answer: (B) System


Question: Sentence1: Thank you. Please do not hestitate to call if require further assistance. Sentence2: I would like a hotel in the north please. Sentence3: Which one has nights available from Thursday to Tuesday? Sentence4: Sure, we have 2 hotels in the north, ashley hotel and lovell lodge. Would you like to book one? Sentence5: Your booking is successful. The total fee is 23.6 GBP and your booking reference number is DOS0ARZU . Sentence6: There's a train on Friday leaving at 17:00. Should I book it? Sentence7: There are 28 trains meeting that criteria. What day are you wanting to leave? Sentence8: I am looking for a 2 star hotel with free wifi. Sentence9: Looks like you are all set. Goodbye! Sentence10: There aren't any that match your criteria in the centre. Any other suggestions? Sentence11: I am looking for a hotel near the city center moderately priced. Sentence12: I'm not sure. I will need to attempt a booking to give you that information. Which would you like to book? Sentence13: Thank you! I also need a train from cambridge to london kings cross. I need to depart after 16:00. Sentence14: There are three hotel types available. Do you want a specific area or price range? Sentence15: You're all set! Your reference number is JUZ789Y1 . How else may I help you? Sentence16: Please book the Ashley hotel for 1 person for 5 nights starting on Thursday Sentence17: I need a train for 1 from Cambridge leaving after 16:00 heading to London Kings Cross. Can you find any trains for that time and send me a reference number? Sentence18: Yes, please. Just the one ticket. Sentence19: Is there a specific day that you want to travel? What time do you want to arrive by? Sentence20: Tuesday and I would like to leave after 16:00. Question: Who has spoken the sentence 18? (A) User (B) System

Answer:
Answer: (A) User