User A says an item, and User B puts a price to it.
Example:
A: How much is that small pikachu plushie?
B: That would be 5$, how much is...?
Prices can be either in US dollars and/or Euros.
Other currencies can be used as long as you convert them to any of the two mentioned.
Let's start:
How much would be a vanilla muffin with chocolate frosting and chocolate chips?