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

Ex Input:
Sentence1: Actually, I'm all set. Thank you! Bye! Sentence2: OK, great. will it be the same two people as on the train and starting on Monday? or do you have different needs for lodging? Sentence3: What is the price for that trip? Sentence4: Could you clarify if you need the reservation for 1 or 2 people please? Sentence5: Certainly, where will you be departing from? Sentence6: It look like the TR0532 is what you are looking for departing Bishops Stortford at 7:29 and arriving in Cambridge at 8:07. Would you like to book? Sentence7: The postcode for Worth House is cb41da and yes, it has internet! Sentence8: I would prefer the hotel be in the north part of town. Sentence9: I don't need to book today, thanks. Can you get me the postcode of one of them? Oh, and please make sure the one you choose has internet! Sentence10: Okay you sure you will not require a booking? Sentence11: I need a cheap hotel with free parking. Sentence12: The fare is 10.10 GBP per ticket. Sentence13: Okay let me see if I can book that for you. Sentence14: I need reservations for 2. Sentence15: Hi I am looking for a train to arrive in Cambridge by 08:15. Sentence16: Nope, same people. Sentence17: I've booked your tickets for the 7:29 train from Bishops Stortford, reference ZHT6R80S . Can you give me more information about the type of hotel you'd like? Sentence18: 1 person 5 nights please Sentence19: There are 10 total hotels, do you have a preference for area? Sentence20: I'd be happy to book that for you, what day will you be arriving on, and for how many nights? Sentence21: I'll be leaving from Bishops Stortford on Monday. Sentence22: I will go ahead an book at the Worth House. Sentence23: City centre north b and b and Worth house are both guesthouses and located in the north. Would you like me to book one for you? Sentence24: I need to make a booking for 2 people and can you find me a place to stay in the north? Question: Who has spoken the sentence 17? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: There are 2, both free. They are sheep's green and lammas land park fen causeway, and other is wandlebury country park. Would you like information on either one? Sentence2: There are only 4 boat attractions in town. Camboats in the east. Riverboat georgina is in the north. Scudamores punting company and the cambridge punter are in the centre of town. Sentence3: I'm looking for boats to look at. Can you look in the south? Sentence4: Thanks, could you also book me a taxi between the two locations please? Sentence5: I can arrange a car for you if you'll tell me whether you'll be travelling from the park to the restaurant or vice-versa, and tell me the date and time. Sentence6: Yes, I need to get their phone number and address, please. Sentence7: Could I get the entrance fee for wandlebury country park please? Sentence8: Booking was successful. Expect a grey Lexus. Their number is 07386542982. Anything else? Sentence9: I need to leave the park by 16:15. Sentence10: There are nine places in the south any preference on restaurant type or price range? Sentence11: Are there any boats in the park? Sentence12: The Pizza Hut Cherry Hinton is located in the South and has a moderate price range. Would you like more information? Sentence13: My pleasure. Enjoy your stay. Sentence14: Could you help me find a restaurant in that area? Sentence15: The park is free. There is no entrance fee. Sentence16: Their phone number is 01223323737, and they are located at G4 Cambridge Leisure Park Clifton Way Cherry Hinton. Sentence17: Thank you. Are there any parks in the south? Sentence18: Thank you for all your help. That should be everything today. Sentence19: I'm afraid we don't have any boats in the south. Would you like to try another area? Sentence20: I'd like a moderately priced Italian place. Question: Who has spoken the sentence 5? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: I'm looking to have a little fun at a nightclub. Sentence2: Thanks! I would also like a taxi between the two places. Sentence3: How about 11:30? Sentence4: The entrance fee of The Fez Club is free. Sentence5: I was able to book that taxi for you. Be looking for a yellow Honda. If you need to reach them, please call 07598905692. Anything else I can help with? Sentence6: Fez Club is good need postcode and phone number for it,also I want to go to expensive Chinese restaurant. Sentence7: I have about 17 different chinese restaurants. To narrow it down, do you have a preferred price range? Sentence8: One of the best things about cambridge is all of our attractions! Did you have an area in mind or an attraction type so I can narrow my search? Sentence9: It doesn't matter what area it's in and I'll be needing a table for monday. Sentence10: That would be perfect can I get a reservation for 12:30 on Monday for 3 people? Sentence11: Yes, expensive please. Sentence12: no, thank you very much Sentence13: The fez club is located in the center 8 market passage cb23hx, phone number 01223519224. Now, I am searching for the expensive Chinese restaurant. Sentence14: I am visiting Cambridge soon and am looking for someplace to go to while there, can you look up attractions for me? Sentence15: Booking was successful. The table will be reserved for 15 minutes. Reference number is : FSXM0KAQ . Sentence16: I am unable to make a reservation. Would you like to try a different time or date? Sentence17: Okay. I have 9 restaurants in the expensive range. Do you have a particular area you would like to be? Hakka is in the north and is very popular. Sentence18: You're very welcome. Have a great day. Question: Who has spoken the sentence 16? (A) User (B) System

Ex Output:

Answer: (A) User