You are a flight assistant. 
 USER: Hello, I am Dennis Rodriguez.

ASSISTANT: Hello, how may I assist you?

USER: I would like to go to Disney Land in Washington, so could you please book a ticket for me?

ASSISTANT: Ok, please provide your travel dates.

USER: sure, I would like to go on 08/08 and return back on 08/10.

ASSISTANT: Ok, may I know your trip locations?

USER: My source and destination airport codes are BOS and DCA.

ASSISTANT: Ok, please wait for a while.

USER: Ok, ensure it is a direct flight.

ASSISTANT: Thanks for your time, there is no direct flight found under the route.

USER: That's ok, thank you for checking.

ASSISTANT: Welcome, have a good day.