You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you for today?

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

ASSISTANT: Yes, can you tell me your dates of travel?

USER: My trip dates are Mar 1 and Mar 3 respectively.

ASSISTANT: Do you have any other specifications?

USER: Make sure that I need a direct flight.

ASSISTANT: Give me a moment.

USER: Ok.

ASSISTANT: Sorry to inform you that there are no flights found on your requested dates.

USER: Not an issue.

ASSISTANT: Can I know your name for documentation?

USER: Thank you.

ASSISTANT: Thank you for consulting us. Can I know your name?

USER: Virginia Parker here.