You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you today?

USER: I want to fly from DEN to CLT. Can you book a ticket for this journey?

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

USER: My travel dates are 03/30 and 04/01.

ASSISTANT: Let me know your connection limit.

USER: I want direct flight only.

ASSISTANT: Do you have any other requirements?

USER: No more, specifications please.

ASSISTANT: May I know your good name please?

USER: Sure, Gregory Mitchell here.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

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

USER: No issues, thank you for the information.

ASSISTANT: Thank you for choosing us.