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

Ex Input:
Sentence1: Is there anything else I can help you with Sentence2: Okay! What is your departure site? Sentence3: Okay, I've got you a black bmw with the contact number 07083984796. Sentence4: Thank you so much! Sentence5: I need to book a taxi to come pick me up by 10:30 to take me to Midsummer House Restaurant. Sentence6: I'm coming from city stop restaurant. Question: Who has spoken the sentence 1? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: Yes, I can! When and what time would you like to go? Also how many people is the reservation for? Sentence2: The address for Christ's College is Saint Andrew's Street. Sentence3: Great. Thank you for your help. Sentence4: Thank you. Will the taxi arrive at the restaurant by 16:00? Sentence5: Is there an entrance fee for the college? Sentence6: It has been booked the reference number is E8J6X7ZH the table will be reserved for 15 minutes. Sentence7: I've booked your taxi! A Grey Volkswagen will you pick you up and take you to the restaurant. The contact number is 07776457787. Can I help you with anything else? Sentence8: Yes, the taxi is due to arrive at 16:00. Sentence9: There are 13 colleges to visit in the centre. Are you interested in visiting christs college? Sentence10: I need to book a table for 7 people at 16:00 on Tuesday. Sentence11: Great. I'm looking for Midsummer House Restaurant also. Can you help me book it? Sentence12: There is no entrance fee for Christ's College. Sentence13: It's my pleasure. Let me know if you ever need anything else. Sentence14: Sounds great. What is the address? Sentence15: Hi! Can you tell me a little bit about the colleges that are in the center of town? Sentence16: I also need a taxi between both places to arrive by the booked time Question: Who has spoken the sentence 10? (A) User (B) System

Ex Output:
Answer: (A) User


Ex Input:
Sentence1: Booking completed! Booked car type : grey bmw Contact number : 07935848087 Sentence2: Sure thing. I would suggest the old schools. Sentence3: You're right. I forgot to select an architectural sight that I wanted to visit. Could you suggest one in the city centre. Sentence4: Yes, I'll also need a taxi to commute between the two places. I'll need to be at the restaurant by 13:30, of course. Sentence5: there is no greek restaurant in the centre. can we change the location? Sentence6: Thank you, you too. Sentence7: Okay and where do you need the taxi to pick you up? Sentence8: In addition to architecture, colleges, and museums, we also have boat attractions, nightclubs, and theatres in the centre. Sentence9: I would be interested in seeing some interesting architecture. Sentence10: I need it to arrive before the 13:30 at the restaurant. Can you give me a contact number and the car type that will pick me up? Sentence11: Well, how about African food? Sentence12: No thank you though. I would like information on greek restaurants that would be in the same area as the churches you suggested, please? Sentence13: thanks that's all i need Sentence14: I can do that. I'm sorry, but can you clarify your departure site? It appears it would be a location in the centre? Sentence15: Bedouin is an expensive serving african food in the centre of town. Sentence16: That sounds good, can you book 2 people at 13:30 on Tuesday. Sentence17: Can I assist you with anything further, today? Sentence18: Booking was successful. Reference number is : IA596HSH . Is there anything else I can do for you? Sentence19: That's all I need, thanks so much for all of your help! Have a great day! Sentence20: There are a few places, mainly churches, that have great architecture. Do you want information on any of those? Sentence21: Is there anything interesting to see in the centre of town? Sentence22: That sounds good, can you book the taxi from there to the restaurant? Question: Who has spoken the sentence 16? (A) User (B) System

Ex Output:

Answer: (A) User