You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you help me in doing a reservation from BOS to DCA?

ASSISTANT: Please share your trip dates?

USER: My journey dates are Feb 25 to 27.

ASSISTANT: Do you have any connecting flight preferences?

USER: I need a connecting flight.

ASSISTANT: Is there any other specifications for you?

USER: No.

ASSISTANT: May I know your good name?

USER: I am Cynthia Taylor.

ASSISTANT: Sorry, no flights are available on your journey routes.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for availing us.