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

Ex Input:
Sentence1: No, that is all. Thanks for being so helpful for my upcoming trip. Looking forward to my stay. Bye. Sentence2: Yes, please. Would you book it for 8 people on Tuesday at 13:00? I need to be sure to get the reference number, please. Sentence3: Yes free parking and internet. Would you like me to book it for you? Sentence4: Does the hotel have free parking? Sentence5: I don't have a preference. It should be in the centre, however. Sentence6: There is the Ashley Hotel, which is a two star hotel in the north. Shall I book it for you? Sentence7: bedouin is a very nice african restaurant. Shall I book it ? Sentence8: Sure, what type of food do you want me to look for? Sentence9: Booking was successful. The table will be reserved for 15 minutes. Reference number is : P29I9V5T . Sentence10: Thank you. I'm also in need of a place to stay. I'd like it to be a hotel with a star of 2. Sentence11: Your welcome, I'm glad I could help. Sentence12: Yes please for 3 nights for 8 people on Tuesday. Sentence13: You are good to go, in case you need it, the reference number is FBC4YKK9, can I help with anything else? Sentence14: I need an expensive restaurant in the centre Question: Who has spoken the sentence 9? (A) User (B) System

Ex Output:
Answer: (B) System


Ex Input:
Sentence1: You are booked for a black skoda. Is there anything else? Sentence2: Thank you for your help Sentence3: Could you give me the contact number for the skoda, please. Sentence4: I'd be happy to book that for you, where are you departing from? Sentence5: No, that is it. Goodbye. Sentence6: Booked car type : black skoda Contact number : 07129813049 Sentence7: I would like a taxi to limehouse. I need to arrive by 7:15. Sentence8: You're very welcome. Do you need any further assistance? Sentence9: Thanks for using our services. Sentence10: I am leaving from nusha. Question: Who has spoken the sentence 2? (A) User (B) System

Ex Output:
Answer: (A) User


Ex Input:
Sentence1: I'm sorry, there are no available seats at that time. Would you like to try Efes restaurant? Sentence2: Sure, a turkish restaurant in the moderate price range would be great. Sentence3: Are there any caribbean restaurants in any other part of town? Sentence4: Yes, book me The Anatolia for 8 people at 12:00 on Friday. Sentence5: Great! Thank you so much for your help. That will be all. Sentence6: I have 2 turkish restaurants in the centre. The anatolia or efes restaurant are both moderate. Would you like me to book one for you? Sentence7: I am sorry there are none in any area of town,is there another type of food you would be interested in? Sentence8: I am looking for a caribbean restaurant in the centre of the city. Sentence9: Okay. Great. Enjoy your lunch. Sentence10: Regretfully, there are no caribbean restaurants in the centre. Would you like to try something else? Sentence11: Yes please try booking that. Sentence12: Yes I was able to get you into that restaurant and your reference number is 46AL3F0C . Question: Who has spoken the sentence 4? (A) User (B) System

Ex Output:

Answer: (A) User