You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you now?

USER: I am Carol Moore. I want to book a flight ticket with a single connection. Can you help me in flight booking?

ASSISTANT: Sure, I will help you. Please share me your journey date?

USER: My departure is 02/24 and my return on 02/26.

ASSISTANT: May I know your airport details?

USER: I am planning to visit Lady Bird Lake in TX - AUS and my origin from CA - SFO.

ASSISTANT: Please wait for a moment.

USER: My price limit is 1000.

ASSISTANT: Thanks for waiting, sorry to inform you there is no any flight available on your journey dates.

USER: Not an issue. Thank you, for your service.

ASSISTANT: Thank you, have a nice day.