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

Ex Input:
Sentence1: It is free admission into the King's college. Sure I can help with that. What is your price range? Sentence2: There is pizza express it's moderately priced, would you like more information or for me to book it for you? Sentence3: That was all I needed, thank you. Sentence4: I was able to book your table. The Reference number is : WA5JKA4G . Is there anything else you needed? Sentence5: Yes. Do you know what their entrance fee is? Also, I need some help finding an Italian restaurant in the centre area. Sentence6: I don't have a price range preference. Sentence7: Thank you! Sentence8: I also need a taxi to travel between King's College and the restaurant. Sentence9: Yes please. I would like the reservation for Thursday at 15:00 for 2 people. Sentence10: I am looking for King's College. Sentence11: May I help you with any thing else? Sentence12: thanks for using our services and welcome anytime Sentence13: Booking completed! Booked car type : blue tesla Contact number : 07982639539 Sentence14: Yes, King's College is in the centre and located on King's Parade. Their phone number is 01223331100. Question: Who has spoken the sentence 8? (A) User (B) System

Ex Output:
Answer: (A) User


Ex Input:
Sentence1: We have nine expensive dining establishments on the west side. Cuisines offered are Thai, Indian, European, and British. Do you have a preference? Sentence2: Thank you. Can you please give me the reference number? Sentence3: The reference number is 5WHDPGHW .. Is there anything else I can assist you with? Sentence4: Okay I booked a table for 4 at 15:00 on Saturday at the Graffiti, an expensive British restaurant in the west area of town. Sentence5: I am interested at eating at an expensive place in the west part of town. Sentence6: No that will be all. Thank you so much for all of your help! Sentence7: Excellent. Have a good rest of your day! Sentence8: No I don't have a preference. I want to book for four people at 15:00 on Saturday. Question: Who has spoken the sentence 5? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: It looks like we'll have a total of 5 people in our party. Sentence2: I need it to b moderately priced and include free wifi. Sentence3: It doesn't matter as long as it is near the hotel. Sentence4: I have book a room for 5 people beginning on Sunday and continuing for two nights. Your reference number is 2KMVO8NF . Can I help you find anything else? Sentence5: What kind of food are you interested in? Sentence6: Booking was completed! A grey Ford will pick you up at 15:15 in front of the guesthouse, contact number 07097490762. Can I assist with anything else? Sentence7: Can we try in the north instead? Sentence8: What is your price range? Sentence9: Actually just one taxi was enough, thank you. That's all I need. Sentence10: I would like to find Asian Oriental. Sentence11: Okay, great! How many people will be staying? Sentence12: Where would you like the 2nd taxi to take you? Sentence13: I have 2. The alexander bed and breakfast and the el shaddai. Both are in the cheap price range. Sentence14: Yes, Sunday, 5 people for 15:30. Sentence15: you are welcome and thank you too Sentence16: have a lovely day. Sentence17: Alright, can you book me a room please. I want to stay on Sunday for 2 nights. Sentence18: We have 8 moderately priced guesthouses in the north. Might I suggest the arbury lodge guesthouse? Sentence19: I'm sorry, but there are no moderately priced hotels that fit your criteria. Would you like me to look for something moderately priced in a different part of town? Sentence20: Thank you! I would also like a taxi to get from the guesthouse to the restaurant. Sentence21: Booking was successful. The table will be reserved for 15 minutes. Reference number is : 1H1XOCSA . Sentence22: I need a guesthouse in the center of the town please. Sentence23: And you have a lovely day as well! Sentence24: i also want to book a taxi to commute between the two places. Sentence25: Saigon City is located in the north. Would you like me to book you a table? Sentence26: I am looking for a place to dine. Question: Who has spoken the sentence 13? (A) User (B) System

Ex Output:

Answer: (B) System