You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Please book me a flight from AUS to CLT to meet my family members.

ASSISTANT: Sure, I am oblige to help you and can I know your departure and arrival travel dates?

USER: I have planned to leave on Aug 25th and return on Aug 27th.

ASSISTANT: Can I know your name to proceed further?

USER: Myself Anthony Harris.

ASSISTANT: Is there any another specifications that you need for your journey?

USER: I like economy class with one connection limit only.

ASSISTANT: Wait for a moment.

USER: Ok.

ASSISTANT: I have checked the flight with your intent in our booking portal but there is no flight obtained on your dates and location to book the ticket.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us, have a nice day.

USER: Any way thank you so much.

ASSISTANT: Welcome.