You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I am Richard Moore. I am planning for a holiday trip with my family to AUS.

ASSISTANT: Ok.

USER: Can you help me to find a flight on 02/20?

ASSISTANT: Sure. Please provide the complete flight details?

USER: I would like to return to CLT on 02/22. Please search a flight for me.

ASSISTANT: Your flight details are under process, please wait.

USER: Ok.

ASSISTANT: Thanks for waiting. I have found AA airlines.

USER: Thank you. Please proceed.

ASSISTANT: I can reserve it for 300 price. Ok, now the flight booking is done.

USER: Thank you.

ASSISTANT: Have a nice journey.