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

Ex Input:
Sentence1: Is Aylesbray Lodge a guesthouse? If not, is there a guesthouse that fits? Sentence2: I can help you with that. Do you have a price range? Sentence3: I guess we can go with the moderately priced one. Sentence4: I don't have a preference. I'm just looking for a 4 star hotel that has free wifi. Sentence5: Booking was successful.Your Reference number is : 76HG81V6 . Anything else I can do for you? Sentence6: I need rooms for 8 peoples staying for two nights starting Wednesday. Sentence7: Aylesbray Lodge guest house is moderately priced and has free wifi. Would you like me to make a reservation for you? Sentence8: I'm looking for a hotel in the south part of town. Sentence9: Yes, it is a guesthouse. When would the stay begin and for how long? Sentence10: i have 2 locations that match your requirements, one is cheap, one is moderate. which would you prefer? Question: Who has spoken the sentence 8? (A) User (B) System

Ex Output:
Answer: (A) User

Ex Input:
Sentence1: I am planning a trip in Cambridge Sentence2: I found the express by holiday inn cambridge. It is a 2 star expensive hotel free parking and internet. The address is15-17 norman way, coldhams business park. Sentence3: Where will you be departing from? Sentence4: Thanks! i'm also looking for a place to stay in the east. Sentence5: I need to first find out what train will take me away after I am done. I need to get to Peterborough on Sunday by 21:45 Sentence6: Departing from Cambridge. I need the departure time, train ID and price. Sentence7: Okay, we've got a few options. The best looks like train TR6958 that leaves Cambridge at 20:34 and arrived in Peterborough at 21:24. The price is 13.2 pounds. Sentence8: That sounds like fun! What information can I help you find? Question: Who has spoken the sentence 5? (A) User (B) System

Ex Output:
Answer: (B) System

Ex Input:
Sentence1: I just booked that for you. Your reference number is 1G6KIGNS . Can I help you with anything else? Sentence2: I feel like trying Chinese today, find me a cheap place that serves it please Sentence3: Oh yes, we have three in the city centre. How about the Golden House? It's on Lensfield Road and meets your needs. Sentence4: I'll be departing Cambridge and would like to arrive in Peterborough by 19:15. Can you find a train that would get me there close to that time? Sentence5: Yes, I'll also need a train. I'm heading to Peterborough on Friday. Sentence6: The Golden House fits your needs. Would you like to book a table? Sentence7: Okay! It's a 50-minute train ride, and it costs 16.50 Pounds. Can I help you with anything else? Sentence8: I don't need to book right now. You've told me the departure time. I just need the travel time and the ticket price. Sentence9: You're welcome! Bye now! Sentence10: Which one do you suggest? Sentence11: Actually, I will need a restaurant in the centre. Do you have any? Sentence12: The lucky star is perfect for you. It's located at Cambridge Leisure Park Clifton Way Cherry Hinton. Do you need to book a table? Sentence13: We have four! 3 in centre and one south. Which area are you going to be in? Sentence14: The last train of the day will work for you. It departs at 18:06, and arrives at 18:56. Would you like to book it? Sentence15: Yes 7 people for thursday at 12:15, and can I get the reference number? Sentence16: I will be in the south. Sentence17: No, that is all for today. Thanks so much. Bye. Sentence18: I have many departures that leave for peterborough on Friday.What time would you like to leave? Question: Who has spoken the sentence 16? (A) User (B) System

Ex Output:
Answer: (A) User