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

Input: Consider Input: Sentence1: You're welcome, enjoy your day. Sentence2: How about Downing College? It has free admission and is located on Regent Street/ Sentence3: I'd like to visit a college in the center of town. Could you help me find something interesting? Sentence4: That sounds great! Can I have their phone number and postcode, please? Sentence5: No, that was all I needed to know. Thank you, you've been very helpful. Sentence6: Downing College's phone is 01223334860 and their postcode is cb21dq. Can I help you with anything else today? Question: Who has spoken the sentence 4? (A) User (B) System

Output: Answer: (A) User


Input: Consider Input: Sentence1: It does not matter, I just need one available for 7 people at 18:15 on thursday Sentence2: I'm sorry, nothing is coming up for that particular type of restaurant. Is there any other specifics you may like? Sentence3: The reference number is DVDLH9NK . Is there anything else I can help you with? Sentence4: Unfortunately I could not find any guesthouses meeting those requirements. Sentence5: How many stars is Cityroomz? Sentence6: Before I can book your taxi, what time are you wanting to leave or arrive by? Sentence7: Fantastic. Enjoy your trip! Sentence8: Not yet. I would like you to book a taxi for me between my hotel and restaurant. I will need the car type and contact number. Sentence9: It has a zero star rating, is this ok? Sentence10: I also need the reference number please. Sentence11: I just want to be sure it arrives by the booked time at the restaurant. Sentence12: Cityroomz is the only place that matches your criteria. Sentence13: That is fine. Do they have internet? Sentence14: I have made a reservation at restaurant alimentum for you. Your table will be reserved for 15 minutes. The address is 152 - 154 Hills Road. Sentence15: How about one that serves modern european food? Sentence16: Thank you very much for your help! That was everything I needed. Sentence17: How about a hotel type? Sentence18: There are 3 restaurants serving modern european food, would you prefer one on the south side or town centre? Sentence19: Yes, Cityroomz has internet. Would you like to book it? Sentence20: Booked. Your car type is white skoda and contact number is 07075801794 Sentence21: Can you find me restaurant with moderate prices that serves north indian cuisine? Sentence22: Yes, I also need a guesthouse hotel with moderate prices in the centre. I don't need free parking. Question: Who has spoken the sentence 15? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Saint johns chop house is a moderately priced British restaurant in the west of town. Sentence2: There are 5 available. Do you prefer the area of centre or west? Sentence3: I'm sorry, but there are no vacancies at that time. Would you like to try a different day or perhaps a shorter stay? Sentence4: Could you book a table for 8 at 19:45 on Tuesday? Sentence5: That's all I needed. Thank you. Sentence6: I am looking for a place to stay. Is there a guesthouse-type hotel in the west that has free parking? It doesn't need to include internet. Sentence7: There'll be 8 guests and we'll be staying on Tuesday. Sentence8: The price range does not matter. It needs to be a guesthouse and located in the west with free parking. Sentence9: Would it be available for just one night? Sentence10: Ok. A white ford will pick you up at Saint Johns Chop House at 21:45. The contact number is 07368759455. Is there anything else I can help you with? Sentence11: Yeah, I've heard good stuff about Finches', could you give me the most earliest available dates for the place? I need to get a reservation as soon as possible please. Sentence12: As long as I can book it for eight people I do not have a preference otherwise Sentence13: We will be staying 2 nights starting on Tuesday. Sentence14: I don't care, just local. Sentence15: Alright. Let's just try to narrow it down a bit. Does the price range matter? Sentence16: Yes, you're booked for one night with reference number RAHZVKVN . How else may I assist you? Sentence17: Thank you. Could you book a table for 8 on 19:45 on Tuesday? Sentence18: Oh, yeah, can you get me a car from dinner to the hotel leaving at 21:45? Sentence19: Are there any British restaurant that serve moderate priced food? Sentence20: Thank you, enjoy the rest of your day! Sentence21: I found this restaurant. This is at 4 Kings Parade City Centre. Sentence22: We have 21 entries that match that criteria. Do you have a further preference? Sentence23: What day would you like your reservation and for how many nights? Also, how many guests will there be? Sentence24: How many days would you like to stay? Sentence25: Absolutely! Your reference number is T4M08E7A . Anything else I can do for you? Sentence26: There are 2 choices that match. I would recommend Finches Bed and Breakfast as it meets your criteria, is cheap and has 4 stars. Shall I book it? Question: Who has spoken the sentence 1? (A) User (B) System


Output: Answer: (B) System