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

Ex Input:
Sentence1: No but I would like the phone number. Sentence2: You're very welcome! Have a great day! Sentence3: We have La Tasca, at 14 - 16 Bridge Street. Would you like a reservation? Sentence4: Awesome. Can you give me some information on local theatres? Sentence5: There are some entertainments available do you want the information? Sentence6: The phone number is 01223464630. Is there anything else I can help you with? Sentence7: I was unable to find any in that area, do you have any other place you'd like to try? Sentence8: That is all, thanks. Sentence9: I'm interested in getting some entertainment later. Sentence10: Can you give me the address, phone number, and entrance fee info for the one in the south? I also need a restaurant that is moderately priced in the centre. Sentence11: Thank you. Can you help me find a moderately-priced Latin American restaurant in the centre? Sentence12: The theatre is called, The Junction. It is located at Clifton Way, cb17gx. The phone number is 01223511511. I'm not sure if there is an entrance fee or not. Sentence13: Actually, let's try another kind of food. How about spanish? Sentence14: There are 5 theatres one in the south and 4 in the centre. Is there an area you prefer? Question: Who has spoken the sentence 10? (A) User (B) System

Ex Output:
Answer: (A) User


Ex Input:
Sentence1: Not in that criteria, perhaps another area or price range? Sentence2: I'm booking you a table for 5 at 11:00 Saturday at Charlie Chan. What name should I place this under? Sentence3: I want to eat chinese food in the centre. Sentence4: Yes, please try J Restaurant. Asian Oriental food sounds good. Sentence5: I was able to book you into the J restaurant and your reference number is 87G7FWZM . Sentence6: Thank you for your help! That will be all. Good Bye. Sentence7: Booking was unsuccessful. Would you like to find another restaurant? Sentence8: I don't know what I was thinking earlier, we actually have a lot of cheap restaurants in the centre. J Restaurant serves Asian Oriental. Should we try that? Sentence9: How about Charlie Chan? It is a cheap chinese restaurant in the centre. Sentence10: You're welcome, have a great day! Sentence11: Are there any in the same area and price range but not Chinese? Sentence12: Sure. I would like to book a table for 5 people at 11:00 on Saturday. Sentence13: Are there any other cheap restaurants in the area? Sentence14: Book it for XXXX, can I please get a reference number? Question: Who has spoken the sentence 2? (A) User (B) System

Ex Output:
Answer: (A) User


Ex Input:
Sentence1: No, thank you. Sentence2: What kind of food are you interested in? Sentence3: How about Cote, which is in the expensive price range and serves French food? Sentence4: You could also try Restaurant Two Two. Sentence5: I really have no desire for Cote. Are there other restaurants available? Sentence6: Ok I will try this one. I would like the address and phone number please. Sentence7: thank you. good bye Sentence8: There are expensive French restaurants in the centre and north areas of town. Do you have a preference for location? Sentence9: French food. Sentence10: I don't care. Sentence11: I am looking for an expensive restaurant. Sentence12: restaurant two two address is 22 Chesterton Road Chesterton and the phone is 01223351880 is there anything else I can help you with? Question: Who has spoken the sentence 4? (A) User (B) System

Ex Output:

Answer: (A) User