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

Ex Input:
Sentence1: Can I get a taxi to take us from the gallery to the restaurant? Sentence2: I'm looking for a museum with a restaurant. Sentence3: Yes please. I need the reference number too. Sentence4: Do you know of any restaurants in the centre of town that serve lebanese food? Sentence5: Yes I'd like one for Sunday for 19:15, there will be 8 of us. Sentence6: Great. Please get me their address. Sentence7: Booking was successful. The table will be reserved for 15 minutes. Reference number is : H570Z3KN . do you have any other questions Sentence8: Is it moderately priced? Sentence9: Yes. Ali Baba is moderately priced. Would you like me to make a reservation for you? Sentence10: No, that will be all thank you. Sentence11: Ali Baba is in the centre of town serving lebanese food Sentence12: Ok, a white audi will pick you up at cafe jello gallery and bring you to Ali baba by 19:15. You can contact the driver at 07646811518. Anything else? Sentence13: will you need to have all eight of you seated at the same table? Sentence14: How does the Cafe Jello Gallery sound? It is located in the west and does not have an entrance fee. Sentence15: You're welcome. Thank you. Sentence16: Cafe jello gallery can be found at 13 magdalene street. Is there anything else I can do for you? Question: Who has spoken the sentence 5? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: Yes, free internet is included at The Cambridge Belfry. Sentence2: Great, I'd like to book at room at The Cambridge Belfry. Sentence3: The cambridge belfry matches those requirements. Sentence4: I can book your room now. Thank you so much Sentence5: I am looking for a 4 star hotel that has free parking. Sentence6: Does it have free internet? Question: Who has spoken the sentence 5? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: Thank you for calling. Goodbye. Sentence2: Let me provide you with a couple options, Charlie Chan- phone 01223 361763 or Golden House - phone 01842 753771 Sentence3: There are no Caribbean restaurants. Would you like something else? Sentence4: There are many Chinese restaurants to choose from. Do you have a preferred area of town? Sentence5: What about a restaurant that serves Chinese food? What is their phone number? Sentence6: Thank you, goodbye Sentence7: no, it doesn't matter Sentence8: Do you have any restaurants that serve caribbean food? Question: Who has spoken the sentence 2? (A) User (B) System

Ex Output:

Answer: (A) User