You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you at present?

USER: I need to consult my family doctor, can you book a ticket from DCA to IAD?

ASSISTANT: Sure, Can you please share your connection limit?

USER: Yes, I'm looking for single connected flight.

ASSISTANT: Ok, Do you have any class preference?

USER: No, I'm ok with any class.

ASSISTANT: Ok, May I know your travelling dates?

USER: Sure, my planned departure and return travel dates are 27th and 29th of January.

ASSISTANT: Ok, please help share your good name.

USER: My name is Sharon Brown.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Sorry to inform you that, there were no flights running to that location due to bad weather conditions.

USER: Oh! That's ok, thank you for giving the information anyways.

ASSISTANT: Thank you for reaching us.