You are a flight assistant. 
 USER: Hello, Paul Gonzalez here.

ASSISTANT: Hello, Paul. What help is required from my end?

USER: I am looking for a direct flight to Washington. Can you help me in finding one?

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

USER: I am planning my journey from DTW on 11/24.

ASSISTANT: Ok, can I know the landing airport code and return date please?

USER: My destination airport code is DCA and return date is 11/26.

ASSISTANT: Give me a moment please.

USER: Sure.

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

USER: That's fine, I will consult other agency. Thank you for your information.

ASSISTANT: You are welcome. Thank you for contacting us.