U: i want a place for dinner and serves a mexican food,where can i find it?please first pick for me a taxi to that place should be to the north.

S: Unfortunately, I was unable to find a Mexican restaurant in the north. Is there anything else I can help you with?

U: How about a chinese restaurant?

S: The hotpot sounds like a good idea. Need a reservation?

U: Are they in a safe and easily accessible area?
S: It's very centrally located and convenient, if maybe a little ordinary. Can I answer anything else or would you like to book?