You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: Can you help me to book a flight ticket from DCA to CLT?

ASSISTANT: Can I have your journey dates?

USER: My travel dates are 06 to 08 of Jan.

ASSISTANT: Do you need any connection limit?

USER: I need a direct flight.

ASSISTANT: May I know your name?

USER: I am Stephanie Phillips.

ASSISTANT: There are no flights available on your routes.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for choosing us.