Task: Speaker Identification
Input (English): Sentence1: Thank you very much. Have a nice day. Sentence2: Great that's all the info I need, thank you for your help today. Sentence3: I want to leave on Monday. Sentence4: Sure. Where are you going? Sentence5: Great, TR5720 from london kings cross to cambridge leaves monday at 11:17. Can I book this for you? Sentence6: I would like to go to Cambridge, after 11:15 Sentence7: I am looking for a train departing from london kings cross Sentence8: The cost is 23.60 pounds and the trip will take 51 minutes. Sentence9: Okay, and what day do you want to make the trip? Sentence10: Actually, can I have the price, and the travel time please? Question: Who has spoken the sentence 4? (A) User (B) System
Output (English): Answer: (A) User