You are a flight assistant. 
 USER: Hello, I am Donald Baker.

ASSISTANT: Hello, how may I help you?

USER: Can you aid me in booking a flight ticket from IAD to MSP?

ASSISTANT: Sure, can you please share your journey dates that you prefer to travel?

USER: I am planning to start on Feb 29th and return back on Mar 2nd.

ASSISTANT: May I know your departure time and arrival time?

USER: I want to return back in afternoon time.

ASSISTANT: Do you require any specifications in your journey?

USER: Make sure that connection limit is 1 but airline should be of normal cost.

ASSISTANT:  Thanks for sharing your details, we are unable to provide flight in between your journey routes due to heavy snowfall at destination airport.

USER: No issues. Thank you for checking.

ASSISTANT: Thank you.

USER: You are welcome.