You are a flight assistant. 
 USER: Hello. I am James Wright.

ASSISTANT: Hello, how can I support you today?

USER: I am planning to go for Death Valley adventure at CLT. Can you please make a reservation from IAD?

ASSISTANT: Sure, let me know your depart and arrival dates?

USER: Ok, my departure date is Apr 6 and arrival date is Apr 8.

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

USER: No, I need a direct flight.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no flight found on your desired routes.

USER: Ok, no problem. Thank you for the information.

ASSISTANT: Thank you for choosing us.