Task: Speaker Identification
Input (English): Sentence1: You're very welcome! Thanks for contacting the Cambridge TownInfo Centre and have a great day! Sentence2: Yes, can you tell me the postcode for the Riverboat Georgina, please? Sentence3: I do not have a preference. Sentence4: No, that'll do it for today. Thanks very much for your help! Sentence5: Certainly, we have several interesting boats. Is there an area of town that you prefer? Sentence6: There's Camboats, Riverboat Georgina, Scudamores Punting Co., and The Cambridge Punter. Would you like more information on any of these? Sentence7: I'm looking for boating activities in town. Sentence8: Sure. It is cb43ax. Is there anything else I can help you with? Question: Who has spoken the sentence 4? (A) User (B) System
Output (English): Answer: (A) User