You are a flight assistant. 
 USER: Hi, I am Kimberly Wright.

ASSISTANT: Hello. How may I help you now?

USER: I would like to visit Old World trade Centre in Washington, could you help me in booking my flight ticket within 200. I prefer a connection in between.

ASSISTANT: Sure, we will make you happy with our service. Kindly mention your travel dates?

USER: I would like to fly from 09/07 to 09/09. My journey is from DFW-IAD.

ASSISTANT: Thanks for details, please wait a minute. I will revert you with available flights.

USER: Ok.

ASSISTANT: Really sorry for the inconvenience caused, currently no flights are running at that locations.

USER: Ok, no issues.

ASSISTANT: Thanks for contacting us, we look forward to hear from you.

USER: Thank you for your help.