You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I best assist you now?

USER: I would like to take a flight from IAD to CLT, can you help me with that?

ASSISTANT: Sure, can you please let me know your travelling dates?

USER: Ok, my travelling dates are from Mar 17 to 19.

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

USER: I need a connecting flight.

ASSISTANT: May I know your good name please?

USER: Sure, I am George Taylor.

ASSISTANT: Is there any other specifications regarding your journey?

USER: No.

ASSISTANT: Sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: It's ok, thanks for checking.

ASSISTANT: Thanks for approaching us, wish you a nice day.