You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please help me in booking a flight ticket from Detroit, DTW to Chicago, ORD?

ASSISTANT: Sure,On what dates do you want to travel?

USER: My planned dates are on Feb 14th to 16th.

ASSISTANT: Do you need a connected flight or a direct flight?

USER: I prefer a connected flight.

ASSISTANT: Do you have any other specifications?

USER: My depart time is afternoon.

ASSISTANT: May I know your name please?

USER: My name is David Carter.

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

USER: Ok, that's not a problem. Thanks for your information.

ASSISTANT: Thank you for availing us.