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

Ex Input:
Sentence1: Thanks for using our services. Sentence2: I would prefer moderate price range. Sentence3: Got everything. Thanks. Goodbye. Sentence4: The restaurant is called meghna. The postcode is cb43lf, the address is 205 Victoria Road Chesterton. Anything else? Sentence5: Are there any Indian restaurants there? Sentence6: no, I just need to know the postcode. Sentence7: WHich price range do you want? I have expensive and moderate. Sentence8: Yes, there are 22. What area would you like to dine in? Sentence9: I want to dine in the west. Sentence10: I have found one, Can I make a booking for you? Question: Who has spoken the sentence 5? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: I'm just looking for something fun to do in the centre of town. Do you have any recommendations? Sentence2: I am checking on the train schedule from Peterborough to Cambridge. Sentence3: I will book it myself. Sentence4: What day do you want to depart? Sentence5: i want to depart on thursday. Sentence6: Can I get the phone number please? Sentence7: I also need an attraction. Sentence8: thank you and enjoy your stay. Sentence9: No thank you. That is all for today. Goodbye Sentence10: OK - is there anything else I can help you with today? Sentence11: TR418 leaves at 10:19. Whould you like me to book it? Sentence12: Sure many trains use that route. It would be helpful if you could narrow down a specific travel time. Sentence13: I want to leave after 10:00. Sentence14: Sure, their number is 08712240240. Is there anything else I can help with? Sentence15: Ok, I can help you with that. What type of attraction are you looking for? Sentence16: I'd recommend Vue Cinema. Would you like more information? Question: Who has spoken the sentence 13? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: Do you have any information on the Addenbrookes Hospital? Sentence2: The main hpospital number is 0122324515. The number for their gastroenterology department is 01223274284. Sentence3: Yes, the hospital is located on Hills Rd, Cambridge. Would you like the phone number? Sentence4: You are welcome. Thank you for calling Cambridge TownInfo centre. Goodbye. Sentence5: Thanks, what is the postcode? Sentence6: No that's it for now, I appreciate it. Goodbye! Sentence7: The postcode is CB20QQ. Do you need any further assistance? Sentence8: Yes I need to know if they have a gastroenterology department. Question: Who has spoken the sentence 4? (A) User (B) System

Ex Output:

Answer: (A) User