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: Is there one close to the area I booked the restaurant reservation? Sentence2: I have found 9 guesthouses that meet that requirement. Is there a certain area you would prefer to stay in? Sentence3: No, I would just like the star rating, postcode, and phone number of the establishment. Sentence4: Can I have the reference number please? Sentence5: How about a cheap one? Sentence6: Unfortunately there are no guesthouses that are in the expensive price range. Sentence7: Sesame Restaurant and bar number 01223358899 and it's address is 17 Hills Road City Centre. Sentence8: I have booked your request for 7 people at the Sesame Restaurant and Bar, located at 17 Hills Road City Centre for 6PM on Monday. Sentence9: That takes care of everything. Thank you for the help. Sentence10: i have found 29 hotels that meet your criteria, what price range are you looking for? Sentence11: Yes certainly. However, there seems to be an error. I was unable to book that time. Is there another time I could book for you? Sentence12: Is 5PM available instead? Sentence13: I would like to make an appointment for 7 people at 6PM on Monday. Sentence14: Great. I'm also looking for a place to stay. I need a hotel that includes free Wi-Fi and free parking Sentence15: Do you have an expensive guesthouse? Sentence16: Alright, have a nice day! Sentence17: Yes I have the Alexander Bed and Breakfast in the city center. Would you like me to book it for you? Sentence18: The Alexander Bed and Breakfast is a 4 star guesthouse. The postcode is cb12de and the phone number is 01223525725. Is there anything else I can help you with? Sentence19: Hello, I would like information on the Sesame Restaurant and Bar. Sentence20: Yes it is. I have booked a table for you at 17:00 on Monday for 7 people. The reference number is CZ3JGGJP . Question: Who has spoken the sentence 5? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Booked car type : white toyota Contact number : 07264671188 All set. What else can I help with today? Sentence2: looking for places to go in town and be in the South Sentence3: Yes, please book it. Sentence4: Thank you. I'd also like to book a taxi. I need to leave the hotel by 10:15. Sentence5: When will you start your stay? Sentence6: What's the entrance fee? Sentence7: What type of attraction are you looking for? Sentence8: The attraction should be in the south. Sentence9: I think I got everything I need thanks to you! Sentence10: Unfortunately, Nusha has not provided any information on entrance fees. I can seek other options, if you'd like. Sentence11: I need it for Thursday night, for four nights, for 4 people. I'll also need a taxi by 10:15. I need the car type and contact number please. Sentence12: Booking was successful. Reference number is : Y3CFU8WN . Sentence13: There is a hotel called Cityroomz in centre located at Sleeperz Hotel, station road. Would you like me to book it for you? Sentence14: how about nusha? it's located in the south. Sentence15: then find me a particular hotel called cityroomz Sentence16: Well, you are very welcome. I hope you have a great time! Question: Who has spoken the sentence 13? (A) User (B) System

Output: Answer: (B) System


Input: Consider Input: Sentence1: Hi I am looking for a moderate priced place to stay that has free wifi. Sentence2: Yes it is a guesthouse. Would you like me to book it for you? Sentence3: I would prefer moderate price range and wifi included Sentence4: Sorry, no it wasn't. I have updated this info for 3 people Booking was successful, the total fee is 70.8 GBP. Reference number is : 5VJX8JWT . Anything else? Sentence5: Let's see what we can find. I have about 17 options. Do you have a certain area you prefer or maybe a price range preference? Sentence6: Did you book that for my whole group? 3 people? Sentence7: So the train should depart from cambridge and go to london kings cross. Sentence8: We have many trains on Friday after 18:15. To narrow it down, can you tell me where is your starting location for the train? And what is your destination? Sentence9: How about kirkwood house? It's in the north. Sentence10: Alright, I have you booked successfully, and your reference number is F74W1S62 . Sentence11: Booking was successful, the total fee is 23.6 GBP payable at the station . Reference number is : U4G7GGGH . Sentence12: no that's all for now. thanks, bye Sentence13: Yes please I need it booked for 3 people for 2 nights starting on Wednesday. Sentence14: That's awesome. Can you also look for a train for me? I'd like to leave on friday after 18:15. Sentence15: Is it a guesthouse? Sentence16: You are welcome. Have a nice trip. Bye. Question: Who has spoken the sentence 14? (A) User (B) System


Output: Answer: (A) User