Describe the challenge.
Begin with the situation you want to improve. Describe the responsibilities involved and the practical challenge your team is facing.
Understand the starting point.
Discuss current skills, experience and what people find difficult. This gives a development conversation more useful context than a broad request for training.
Define what progress looks like.
Choose a clear outcome and discuss the time, format and practical constraints. Agree on how you will review progress after the next step.