Task: Speaker Identification
Input (English): Sentence1: Might I ask if you had a destination and arrival time in mind? Sentence2: Could I please get a table booked for 1 person on Sunday at 20:00? Sentence3: Booking was successful. The table will be reserved for 15 minutes.Your reference number is : PQ0VC3CL . Is there anything else I can help you with today? Sentence4: Can you please tell me how to get to the Curry King restaurant please? Sentence5: I want to arrive at birmingham new street by 11:30. Sentence6: I'll take the third train. For one person, and I need the reference number. Sentence7: Thank you for using our system! Sentence8: Fantastic, there are five options available to you, all priced at 75.10 pounds. They leave a minute after the hour every hour, starting at 5 am. Which would you prefer? Sentence9: Thank you, yes, I also need to find a train. I'd like to leave on Monday, departing from Cambridge. Sentence10: Thank you very much. Have a nice day! Sentence11: Curry King restaurant is located in the centre of town, address 5 Jordans Yard Bridge Street City Centre, postcode cb21ug. Sentence12: Hello, the reference number for your booking is B6OKTGHX . Question: Who has spoken the sentence 4? (A) User (B) System
Output (English): Answer: (A) User