You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I be your helping hand?

USER: I am Betty Evans. I need a direct flight to Freedom Park at Charlotte.

ASSISTANT: Ok, please provide your airport codes?

USER: My airport codes are from AUS to CLT.

ASSISTANT: May I know your journey dates?

USER: My journey dates are from 06/19 to 06/21.

ASSISTANT: Do you have any price limit?

USER: Make sure that price limit should not exceed 5000.

ASSISTANT: Ok, please wait for a moment. I will let you know the availability of flights.

USER: Ok.

ASSISTANT: Thanks for being patience. I found a flight with one connection between your journey.

USER: Don't book, I need a direct flight.

ASSISTANT: Sorry, there were no direct flights with your scheduled dates.

USER: Thank you for kind information.

ASSISTANT: Thank you for reaching us.