Task: Speaker Identification
Input (English): Sentence1: Can I have the area and address please not sure if I want to book it yet? Sentence2: Not really. How about a place that has Mexican food? Sentence3: Hi. I'm looking for a fancy restaurant that serves English food. Sentence4: Yes, there is the Wandlebry Country Park in the south. Sentence5: chiquito restaurant bar is available, should I book it? Sentence6: Absolutely. Their postcode is cb223ae. Can I be of any further assistance today? Sentence7: Thanks for using our service, and I hope you enjoy your time in Cambridge! Sentence8: Unfortunately there is no expensive English restaurant. Would you be interested in African, Asian Oriental, or British food? Sentence9: No. That is all. Thank you! Sentence10: Great, can I get the postcode? Sentence11: It is located in the south and the address is 2G Cambridge Leisure Park Cherry Hinton Road Cherry Hinton. Is there anything else I can do for you? Sentence12: Yes, are there any parks nearby that I can visit as well? Question: Who has spoken the sentence 4? (A) User (B) System
Output (English): Answer: (A) User