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

Ex Input:
Sentence1: Goodbye and have a nice day. Sentence2: Little Seoul's address is 108 Regent Street City Centre. Their phone number is 01223 308681. Sentence3: Thank you, goodbye. Sentence4: There are several restaurants located in the centre, which kind of food do you prefer? Sentence5: is there a restaurant in the Centre? Sentence6: Little Seoul serves Korean food in the city's centre. It is expensive but very classy. Would you like to know more about it? Sentence7: I would like one serving korean food, possible. Sentence8: Can I get the address and phone number? Question: Who has spoken the sentence 3? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: Yes, I would like a moderate price range with a 3 star rating. It doesn't need free internet. Sentence2: Yes!, Please find a reservation of a restaurant that serves Turkish food. Sentence3: Can you recheck the same area that has free wifi? Sentence4: Yes please, can i have the reference number? Sentence5: Did you book me at Anatolia Turkish? I need to book for 6 on Thursday at 17:30. Sentence6: I will get that for you now. Sentence7: Sorry I missed it before, I did find a moderately priced guesthouse in the west with Internet. The Hobson house. Shall I make a reservation? Sentence8: It is. On what day will you be checking in, for how many nights, and how many people? Sentence9: I have your booking for the Hobsons House. Your reference number is A4UULB11 . What else can I do for you today? Sentence10: Have a nice day. Sentence11: yes, if it has a three star rating Sentence12: You are booked at the Anatolia. Your reference number is IS9T6H2A . The table will be reserved for 15 minutes. May I help with something else? Sentence13: I have all price ranges and some guesthouses. Any preferences? Sentence14: Great Thanks for all your help. Sentence15: It will be for 6 people for 5 nights starting from Thursday.Can you get me the reference number? Sentence16: I have anatolia turkish located in the centre. It is moderately priced would you like to make reservations? Sentence17: my records shows nome. can we change location? Sentence18: I can go ahead and book that for you now. Sentence19: I'm looking for a restaurant in the same price range as the guesthouse, one that serves corsica food. Sentence20: Once you find the restaurant you want to book a table for the same group of people at 17:30 on the same day. Sentence21: I need a place to stay in the west of town. Sentence22: there is no place they serve corsica food. can you change the cuisine? Question: Who has spoken the sentence 17? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: There are a few different options. Would you prefer a hotel or a guesthouse? Sentence2: It'll be 7 people and 3 nights beginning tuesday. Please remember to give me the reference number. Sentence3: There is one option: the cambridge belfry. Shall I book it for you? Sentence4: Thank you for contacting us and have a good time! Sentence5: I would like a four star hotel please. Sentence6: I would like to go to a park in the south. Sentence7: The cambridge belfry just became available. Booking was successful. Reference number is : 7SKSRY3S . Will this work for you? Sentence8: Yes, thank you! That will work. Sentence9: I'm also looking for a place to stay that includes free parking and is in the cheap price range. Can you find something? Sentence10: We have two park available sheep's green and llammas land park fen causeway, and wandlebury country park, both have free admission. Sentence11: Is there any hotel available for you to book? Sentence12: Yes, book please and I need a reference number Sentence13: Unfortunately it is not allowing me to book hotels right now. Is there anything else I can do for you? Sentence14: Could you get me the phone number to the Wandlebury country park? Sentence15: No that will be all thanks so much for all of the help. Sentence16: Is there anything else I can help you along with? Sentence17: Before I can book, I need to know the length of your stay, what day you'll arrive, and for how many people Sentence18: Sure thing, 01223243830. Was there anything else I could assist with? Question: Who has spoken the sentence 2? (A) User (B) System

Ex Output:

Answer: (A) User