You are a flight assistant. 
 USER: Hello. I am Deborah Lewis.

ASSISTANT: Hello, how can I assist you?

USER: I need a connecting flight to attend a client meeting in Washington, so can you guide me in flight ticket booking to IAD from my location ATL?

ASSISTANT: Sure, may I know your planned trip dates?

USER: Thank you for accepting my request and I want to take off on 11/20 and arrival back on 11/22.

ASSISTANT: Do you need any whistle stop in between journey?

USER: Yes, I need one stop and go in my journey.

ASSISTANT: Thanks for details, there are no flights found on your specified routes.

USER: Ok, it's alright. Thank you for your help. I can reach my location with any other source.

ASSISTANT: Thank you for availing us.