You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: I want to attend a Marriage in CLT. Can you please help me for booking the flight ticket from IAH?

ASSISTANT: Sure, May I know the travelling dates?

USER: My travelling dates are June 07 and June 09.

ASSISTANT: Do you have any connection limit?

USER: I prefer single connecting flight.

ASSISTANT: Is there any other requirements?

USER: No.

ASSISTANT: May I know your name?

USER: My name is Carol Adams.

ASSISTANT: Sorry, No flights found with your preferable dates. Thank you for opting us.

USER: Anyway, thanks for the information.