You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you?

USER: Can you help me to book a business class flight ticket?

ASSISTANT: Sure, help me with the trip dates?

USER: My preferable journey dates are Aug 30 and Sept 01.

ASSISTANT: May I know your airport codes?

USER: My airport codes are AUS and MCO.

ASSISTANT: Do you have any class preferences?

USER: I have already mentioned above.

ASSISTANT: Let me know your connection limit?

USER: My connection limit is 1.

ASSISTANT: May I know your name please?

USER: My name is Carolyn Thompson.

ASSISTANT: Sorry, no flights were running at this moment.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for reaching us.