You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello.

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

ASSISTANT: Sure, I will help you. May I know your travelling dates?

USER: My planned trip dates are July 11-13.

ASSISTANT: Do you have any connection limit?

USER: I need a direct flight.

ASSISTANT: Is there any class preference?

USER: I need to fly in economy class.

ASSISTANT: May I know your name?

USER: My name is Benjamin Evans.

ASSISTANT: Sorry, No flights found on your data.

USER: Ok, no issues. Thanks for checking.

ASSISTANT: Thank you.