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

[EX Q]: Sentence1: I'm looking for a restaurant in the west side that's in the moderate price range. Sentence2: The Italian restaurant Prezzo sounds good. Sentence3: I have three listings,one for british,indian,italian. Are any of those types of food you are looking for? Sentence4: You're welcome. Have a great day! Sentence5: Are any of them available for 8 people at 19:00 on Wednesday? Sentence6: There are two restaurants available the Indian restaurant Meghna and the Italian restaurant Prezzo 8 people at 19:00 on Wednesday. Which one do you prefer? Sentence7: Booking was successful, table will be reserved for 15 mins. Reference number is : GVOKLI1A . Anything else? Sentence8: nope thats it. thanks Question: Who has spoken the sentence 1? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: Sentence1: yes book for 4 people and 5 nights from sunday Sentence2: I hope you have a great stay. Goodbye. Sentence3: I would prefer a college in town centre. I'll need the phone and address also. Sentence4: I am also looking for a place to stay in the centre. Sentence5: No that will be it thank you for your help. Sentence6: Booking was successful. Reference number is : 7RA903FR . Can I help with anything else today? Sentence7: Ok, there are 13 to choose from. Some have entrance fees. Sentence8: I'm looking for an attraction in the category of college in the center of town Sentence9: I have the cityroomz hotel in the center. Would you like me to make a booking for you? Sentence10: Moderate range please. Sentence11: What price range you would like? Sentence12: Sure thing, Downing college is located at regent street and phone is 01223334860 anything else I can assist with? Question: Who has spoken the sentence 11? (A) User (B) System
[EX A]: Answer: (B) System

[EX Q]: Sentence1: Yes that is correct,that way you dont miss a spot Sentence2: Sounds good. Yes, for 6 people on Monday at 18:15. Sentence3: I will make the reservation for you now. Sentence4: Hi, I am looking for an expensive restaurant to dine at in the south. Sentence5: Yes, that would mean you were putting the info in and booking it, followed by giving me the reference number...right? Sentence6: You can try taj tandoori for indian. Need a reservation? Question: Who has spoken the sentence 4? (A) User (B) System
[EX A]:
Answer: (A) User