Event Promotion Poster Design

I'm in need of a creative and professional graphic designer to create a poster for an upcoming event.

Key Requirements:
- The poster should be visually appealing and suitable for both indoor and outdoor display.
- The poster size should be A3.
- The designer should have experience in designing event promotion posters.

Ideal Skills:
- Graphic Design
- Adobe Illustrator
- Print Design
- Event Promotion Material Design
- Creative Thinker