You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I need to meet my children, can you help me in booking the flight ticket from my location that is IAD to JFK?

ASSISTANT: Sure, can I know the travel dates please?

USER: My trip dates are from 09/03 till 09/05.

ASSISTANT: May I know your name please?

USER: Ok, myself Richard Martinez.

ASSISTANT: There is a flight in UA airline with price 200, can I book it?

USER: I am comfortable only with direct flight.

ASSISTANT: Sorry, there are no direct flights on your route.

USER: That's ok, no problem. Thank you for your help.

ASSISTANT: Thank you for approaching us.

USER: Welcome.