You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Patricia Williams. I want to book a flight ticket to attend a food festival in CA - LAX, so please help me in booking a flight ticket from TX - AUS.

ASSISTANT: Sure, may I know your travelling dates?

USER: I want to fly on 07/08 and return on 07/10.

ASSISTANT: Could you please help me with your price range?

USER: My price limit is 200.

ASSISTANT: Sorry, no flights found on your requested dates.

USER: Not an issue.

ASSISTANT: Thank you for approaching us.

USER: Thank you.