German phrase
Welche ~ bieten Sie an?
Meaning
What ___ do you offer?
When to use it
It asks what is available. This is a polite way to ask about products or services.
Example dialogue
Welche vegetarische Gerichte bieten Sie an?
What vegetarian dishes do you offer?
Wir bieten Salat, Gemüselasagne und eine Gemüsepfanne an.
We offer salad, vegetable lasagna, and a vegetable stir-fry.