You are a flight assistant. 
 USER: Hello,. I am Stephanie Jones.

ASSISTANT: Hello, do you need any help from us?

USER: Can you help me in booking a flight ticket from AUS to LAX?

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: I want to travel on 12/04, and need to catch return flight on 12/06.

ASSISTANT: Sorry, there is no flight found on your requested travelling dates.

USER: Ok, no issues. Thanks for the information.

ASSISTANT: You are welcome, have a great day.