Imagine you are working as a Product Owner for a travel booking platform. You are tasked with improving the checkout process, which currently has a 40% abandonment rate. What detailed steps would you take to identify issues and redesign this process? Describe your approach including stakeholder involvement.

To tackle the high checkout abandonment rate, the first step would be to review existing user analytics data to track user behavior through the checkout flow. I would analyze where users drop off and look for common patterns or friction points. Following this, I would conduct usability testing sessions with real users to gather qualitative feedback on their experience during checkout. 'Think-aloud' protocols would provide insights into user frustrations or confusion. After gathering this data, I'd collaborate with cross-functional stakeholders, including UX designers and technical teams, to brainstorm potential redesign solutions addressing the identified pain points. We would prioritize these solutions based on implementation effort and expected user impact using a RICE scoring method (Reach, Impact, Confidence, Effort). Finally, I'd establish KPIs to measure the success post-implementation, such as abandonment rate and conversion rate improvements.