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

Q: Sentence1: I don't have any guesthouses listed in that price range. Would you like something in the moderate price range possibly? Sentence2: Will you be departing from cambridge? Sentence3: Sure I have a train arriving at 14:10 on a Tuesday. Would you like to book a seat? Sentence4: Okay, I made you a reservation at the Acorn Guest House. Check in is Friday for a party of 5 and your reference is CGDK1YT1 . Will that be all today? Sentence5: I just need to know how long the travel time it. Sentence6: Great. That is all. Sentence7: Ok! Have a great day! Sentence8: Sure check moderate for me. Sentence9: TR0743 is leaving cambridge at 13:21 and the cost is 12.80 pounds, how many tickets will you need? Sentence10: Might I recommend the Acorn Guest House? It's a moderately priced, 4-star guesthouse in the north area. Sentence11: Yes please. May I have the departure time, train id, and price? Sentence12: Yes, I will be departing from Cambridge. I also need to leave on Tuesday. Sentence13: I need to find a train that goes to stevenage and arrives by 17:30. Sentence14: I would also like to find an expensive guesthouse. Sentence15: The travel time is 49 minutes. Sentence16: Sounds great, can you please book me for 5 people and 4 nights starting on friday? Question: Who has spoken the sentence 3? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: I just need to find a train that leaves at 19:30 for 5 people Sentence2: Is there another day you would like me to check? Sentence3: Hi, I'm looking for any information that you have on the Lensfield hotel in Cambridge. Sentence4: Nope that should be it thanks. Sentence5: I only have trains that leave at 20:24 and later on a Friday from Stansted airport. Will this time and day work for you? Sentence6: Alright, I booked 5 tickets for Saturday train your reference number is 1R61PO9r . You can pay for your tickets at the station. Is there anything else? Sentence7: Unfortunately, no trains leave at that time Sentence8: Unfortunately there are no trains that leave at this time. Sentence9: I'm staying for 2 days and it's just myself. What train can I take to depart from the stansted airport that leaves at 19:30? Sentence10: What are the other 4 times of departure for Saturday. I'll need bookings for 5 people and a reference number. Sentence11: Glad to be of service. Have a wonderful day! Sentence12: The Lensfield Hotel is an expensive, 3-star hotel in the south of town, with internet and parking. Would you like me to book it for you? Sentence13: Sure, the phone number is 01223355017. How many days will you be staying, what day do you need to arrive, and how many people will be staying? Sentence14: There are only 4 trains that leave on Saturday Sentence15: I'm actually looking for something on Saturday. Are there any trains on Saturday that leave at 19:30? Sentence16: Yes, please. Can you also give me the phone number? Question: Who has spoken the sentence 1? (A) User (B) System

A: Answer: (B) System
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Q: Sentence1: Whale of a Time is a nice place they are in the west. Sentence2: Fantastic! Your reservation went through smoothly. Here is your reference number JJWEO8ZH . They will keep the table reserved for 15 minutes for you. Can I help with anything else? Sentence3: Sala Thong is the only Thai restaurant in the west. It's expensive, but worth it. Would you like a reservation? Sentence4: Yes, there is a table open for 12:30 on Tuesday. Would you like me to book it for you? Sentence5: Can you try an entertainment attraction instead? Thanks. Sentence6: That sounds great, what is the postcode? Sentence7: i am looking for a place to dine. The restaurant should be in the west and should serve thai food. Sentence8: I'm sorry. There are no swimming pools in the west part of town. Would you like to try a different area or attraction type? Sentence9: Whale of a time has a postcode of cb238el. Is there anything else I can help you with today? Sentence10: Yes, please. I would like a reservation for 2 at 19:00 on Tuesday. Please provide a reference number. Sentence11: No, I think that is all I need today. Thank you for your help. Sentence12: And thank you for calling in, please take care and call if you need anything else. Sentence13: Yes. Please book a table for two. Sentence14: Gosh, I'm so sorry! I don't want the reservation for the evening, I want Thai food for lunch. Do you have a table for 2 at 12:30 on Tuesday? Sentence15: Thanks! Could you help me find a swimmingpool please that is also in the west? Sentence16: Great News booking was successful they will hold the table for 15 mins and your reference number is JJWEO8ZH . Is there anything else i can help you with? Question: Who has spoken the sentence 5? (A) User (B) System

A:
Answer: (B) System
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