You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Can you give me support  to book a flight from DCA to DTW?

ASSISTANT: Sure, On which dates would you like me to book a flight ticket for you?

USER: My travel dates are Mar 2nd and 4th.

ASSISTANT:  In which class would you like me to book your flight ticket?

USER: I prefer to fly in economy class/.

ASSISTANT: Let me know your connection limit.

USER: I want a direct flight.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: May I know your good name please?

USER: My name is Jack Roberts.

ASSISTANT: Ok, please wait a while.

USER: Sure.

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

USER: No problem , thank you for your valuable time.

ASSISTANT: Thank you for choosing us.