Morning,
Project with title Graphic Designer for flyers, business cards LONG TERM work just appeared on my screen and i red your description "We are a small agency and we have good work for design, flyers, business cards and menus etc......"
I am virtuoso illustrator with skills including Business Cards, Photoshop, Graphic Design, Print and Flyer Design.
Seems like your are on the right place and i am the right person offering services for this, i have recently done similar project which you can check on this link:
https://www.freelancer.com/u/LetsDezign.html
Do you have any specific required dimensions ?