You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you at this moment?

USER: I am Larry Mitchell here. I am planning to meet my family in Austin, AUS. Could you please help me with booking a flight ticket from MCO?

ASSISTANT: Sure, I will help you. Please send your travelling dates.

USER: My planned journey dates are Aug 23 and Aug 25.

ASSISTANT: Do you have any preferences?

USER: I prefer a connecting flight in my journey.

ASSISTANT: Sorry, there is no flight available on your requested dates.

USER: Not an issue, thank you for  the information.

ASSISTANT: You are welcome, have a nice day.