You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you today?

USER: I am Jessica Phillips. Can you help me to book a flight from PHX to AUS?

ASSISTANT: Sure, I am gleeful to help you. May I know your travel dates please?

USER: My journey dates are 10/09 and 10/11.

ASSISTANT: Ok, please wait for a moment.

USER: Ok.

ASSISTANT: Thank you for waiting. Sorry Jessica, here there is no flight available for your desired intents.

USER: Ok, no issues.

ASSISTANT: Thank you for reaching us.

USER: Thank you.

ASSISTANT: Have a great day.