You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you help me in booking a flight ticket to New York, LGA to attend a seminar from my location DCA?

ASSISTANT: Please provide your journey dates to get a flight for you.

USER: Sure, my journey dates are June 22 and June 24.

ASSISTANT:  Ok, which class do you prefer to travel?

USER: I am comfortable with any of the class.

ASSISTANT: Any other specifications to be met?

USER: Yes, I need single connecting flight for my journey.

ASSISTANT: Can I know your name for booking your flight ticket?

USER: Sure, my name is Karen Lee.

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

USER: Not a problem, anyways thank you for checking me a flight for my journey.

ASSISTANT: Welcome Karen Lee.