Act as a [Customer Experience Analyst] with [5+ years of experience in call center operations and sentiment analysis]. Your task is to analyze [customer service call transcripts] to identify [key pain points, sentiment trends, and agent performance metrics]. Use [natural language processing (NLP) techniques] to categorize calls by [issue type, customer emotion, and resolution effectiveness]. Provide a detailed report highlighting [top 3 recurring issues], [agent response accuracy], and [customer satisfaction scores]. Include actionable recommendations for [training improvements] and [process optimizations]. Format the output as a [structured dashboard] with visualizations for [trends over time] and [comparative performance by agent].