You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you today?

USER: I would like to travel from DCA to DFW, can you help me to book a flight ticket?

ASSISTANT: Sure, may I know your name please?

USER: My name is Helen Rodriguez.

ASSISTANT: Please share your planned travelling dates.

USER: My travel dates are Jan 13 and Jan 15.

ASSISTANT: Do you need a break in between your journey?

USER: Yes, I prefer connecting flight.

ASSISTANT: Kindly share if you have any other comforts.

USER: No, I don't have.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry to inform you, currently no flights are running at that locations due to abnormal weather conditions.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for approaching us.