You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you for the day?

USER: Please book a ticket from New York, NY-JFK to Atlanta, GA-ATL for an auto show.

ASSISTANT: When you are willing to travel?

USER: My travel dates are from 09/01 to 09/03.

ASSISTANT: May I know your good name?

USER: My name is Patrick Davis.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Sorry, we found no flights on your given dates.

USER: Thank you.

ASSISTANT: Thank you for reaching us.