Instructions: You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Input: Sentence1: I will need 4 tickets please. Sentence2: Yes, please, for 4 people, for 3 nights, starting Saturday. Sentence3: Can you find a hotel for me called Alexander Bed and breakfast? Sentence4: I just need a little help booking a train from cambridge. Sentence5: You're very welcome. Thank you for using Cambridge TownInfo. Goodbye. Sentence6: Your reference number is SIRFMX3O . May I help you with anything else today? Sentence7: I don't care what time I depart as long as I can arrive by 12:45 on Tuesday. Sentence8: To Bishops Stortford I need to arrive by 12:45 on Tuesday. Sentence9: Where are you traveling to? Sentence10: Great! The reference number is ZFGSW8HU, do you need help with anything else? Sentence11: That's a 4-star guesthouse in the city centre. They offer free wifi and parking. Would you like me to make a reservation for you? Sentence12: What time do you need to depart and on what day? Sentence13: Nope, That's all I need. Thank you. Sentence14: Alright perfect! How many people will need tickets? Question: Who has spoken the sentence 2? (A) User (B) System
Output:
Answer: (A) User