Task: Speaker Identification
Input (English): Sentence1: sala thong servers thai food and is expensive in the west. their phone number is 01223323178 the address is 35 Newnham Road Newnham, it there anything I can help you with? Sentence2: Enjoy your meal. Sentence3: Hello, I am looking for a thai restaurant on the north side of town. Sentence4: No, thank you. Goodbye. Sentence5: how about west area? i also want the address, phone number, and price range? Sentence6: unfortunately there are no thai restaurants in the north, do you want to change an area to look for ? Question: Who has spoken the sentence 4? (A) User (B) System
Output (English): Answer: (A) User