U: I want a place that serves Swiss food.

S: I'm sorry that we don't have any swiss restaurants nearby.  I could recommend several other restaurants if you would like?

U: Could you please try restaurants that serve Indian food instead?

S: We have several Indian restaurants. What area of town are you interested in?

U: any. book a table for 8 people at 16:00on tuesday

S: Okay, I can do that. How about Curry Prince in the East part of town? It is moderately-priced.

U: Does Curry Prince serve freshly sourced chaat?
S: I'm not sure of the sourcing, but the Chaat gets good reviews from customers. Would you like me to book it?