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

Ex Input:
Sentence1: Thank you. Could you please get me the phone number? Sentence2: Yes, I was wondering what the location is of Addenbrookes Hospital. Sentence3: no, that's all thanks Sentence4: That hospital is located on Hills Rd, Cambridge. Sentence5: Happy to help. Feel free to call back if any additional questions come up. Have a good day. Sentence6: The main hospital phone number is 01223245151. Were you looking for a specific department? Question: Who has spoken the sentence 4? (A) User (B) System

Ex Output:
Answer: (A) User


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: Sorry I forgot to hang up. Good bye now. Sentence2: Sure thing it is a moderately priced guesthouse. Sentence3: Ask is located in the city centre. Sentence4: Okay. We have you booked with a car that's a grey Skoda. The contact number is 07764280286. Sentence5: I am looking for information on a restaurant, the name of the place is ask. Can you tell me about it? Sentence6: Could you provide me with their phone number and star rating please? Sentence7: Thank you. I'd like to book a taxi from the hotel to the restaurant. It needs to leave the hotel by 20:00. Sentence8: Yeah any time let us know if you need anything else. Sentence9: The phone number is 01223304906 and the stars is 3 Sentence10: That is all I need. Thank you so much for your help. Sentence11: Yes sure. their address is 12 Bridge Street City Centre and their telephone number and postcode are 01223364917 and cb21uf respectively. Is there anything else you need to know? Sentence12: Okay great. Bye now! Sentence13: Great, thanks. Can I also get some information on Hobsons House hotel? Sentence14: What side of town are they in? Question: Who has spoken the sentence 9? (A) User (B) System

Ex Output:

Answer: (B) System