English/german speaking student/person to represent exhibition stall at COTECA in september 2014

Im looking for an enthusiastic person (student is also ok) speaking english+german to represent my stall along with my assistant.

So that i can better cater the german clients if they do not understand english. For this i would like to pay a daily salary and student/person should agree to be present on all 3 days of the exhibition from 24th to 26th september from 10am to 6pm (8 hours, 7.5 Euro per hour). you will get breaks for lunch and beverages

i am looking for an enthusiastic person to help us better communicate with our german visitors in my exhibition stall.
work includes:

1. Translate german to english (when visitor requests something in german), he/she should inform us what the german visitor is requesting.

2. Assist clients in showing them our brochure/ asking them to taste our teas.

3. should be a people person willing to smile, meet and greet visitors. show them our products in the display area if the come inside the stall. etc

the job will be very easy and interacting.