Success stories in design thinking that happened in an organization

(this is more on a presentation in a design thinking way by searching the content, introduction and so on in this topic i did search some stuff i can send you more and explain you. its really small project its not huge) its about the success story about design thinking in bank of America. I need a presentation slides for it from introduction, content and conclusion. More on explaining when the bank of America was created who created it so on . How it was before they implemented design thinking and when they did implement how successful it was who were their persona and wicked problem they had and what happened after they implemented the design thinking in bank of america (program they used was bank of amercia keep the change program and how successful it was