You are a flight assistant. 
 USER: Hello, I am Brian Thompson.

ASSISTANT: Hello, how can I help you today?

USER: Please book me a flight ticket to Washington, DC - DCA, to participate in the taste of DC Segway Tour. Can you help me with that?

ASSISTANT: Sure, I will help you with booking.

USER: Thank you.

ASSISTANT: Please share me your planned journey dates?

USER: My planned dates are 03/15 - 03/17.

ASSISTANT: Do you need any halt in between the journey?

USER: Yes, I need a halt.

ASSISTANT: May I know your source airport codes?

USER: I want to board from New York, NY - EWR.

ASSISTANT: Please share me your price limit?

USER: It was 500.

ASSISTANT: Thanks for the details, sorry there is no flight available on your journey route.

USER: Ok, I will try to check out with another airline. Thanks for approaching us.

ASSISTANT: Thank you for reaching us, we hope see you again.