need to design sales training slides and flowcharts

I am looking for a freelancer to help me design sales training slides and flowcharts. The main objective of the training is to improve sales techniques. I am looking for creative and colorful slides and flowcharts, that only include text. It is important for the slides and flowcharts to be tailored to the purpose of improving sales techniques. I need the freelancer to have a keen eye for detail and design, in order to create professional and engaging training slides and flowcharts.