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

Sentence1: The hotel is in the cheap price range and does come with parking. Would you like a reservation? Sentence2: Sure. Postcode is cb11ln. Is there anything else I can help with? Sentence3: Can you help me book a taxi between the Broughton House Gallery and the hotel? I want to leave the Gallery by 20:15 Sentence4: could I have the phone number please Sentence5: That's all I need. Thank you! Goodbye! Sentence6: Sure, its in the north, is rated 4 stars and is located at 152 chesterton road. Is there anything else? Do you want me to book it? Sentence7: I am also looking for a Hotel named Worth House. Sentence8: Hello. I'm looking for a museum to visit while I am in Cambridge. Sentence9: Does that hotel have free parking? What price range is it in? Sentence10: I'd recommend the broughton house gallery on 98 king street. Their phone number is 01223314960. Sentence11: I would like someplace in the center of town, please. Sentence12: Thank you for contacting Cambridge TownInfo centre. Goodbye! Sentence13: Sure, it is 01223316074. Anything else you need? Sentence14: Please give me their postcode too. Sentence15: I have booked a taxi for you, it is a white lexus and you can contact them with the number 07850136314. Did you need anything else? Sentence16: there are several museums in Cambridge, which area would you like? there is broughton house gallery, cambridge artworks and several others. any preference? Question: Who has spoken the sentence 2? (A) User (B) System
Answer: (A) User