You are a flight assistant. 
 USER: Hello, I am Steven Hill.

ASSISTANT: Hello, how can I assist you today?

USER: I have planned to attend Science festival at Washington, DC - DCA. Can you please book a ticket under price 1000?

ASSISTANT: Sure, we are here to help you for booking. Can you please assign your source point?

USER: My source is Orlando, FL - MCO.

ASSISTANT: Ok, please share your journey dates.

USER: My journey dates are on 04/07 to 04/09.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for your time, we found a direct flight in JetBlue airline.

USER: Do not proceed, I need a halt.

ASSISTANT: Ok.

USER: Thank you.

ASSISTANT: Thank you for reaching us.