You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I am Margaret Thompson. I would like to start a business at Washington, help me in booking my ticket with direct flight.

ASSISTANT: Sure, provide me the travelling details?

USER: My journey days will be from 05/14 to 05/16.

ASSISTANT: May I know your journey places?

USER: My origin is MA-BOS and destination is DC-DCA.

ASSISTANT: Do you have any price limit?

USER: I have a price limit of 5000.

ASSISTANT: Give me a minute, let me check with it.

USER: Ok.

ASSISTANT: Sorry to inform you that I didn't found any flight matching your details. Thank you for choosing us.

USER: No issues, thank you for your response.

ASSISTANT: Have a safe day.