You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Would you please help me in booking a ticket from AUS to LAX.

ASSISTANT: Sure, let me know your trip dates?

USER: My planned travel dates are as follows May 03 and May 05.

ASSISTANT: Any preferences?

USER: I would like to board a single connecting flight where the class should be in business.

ASSISTANT: Can you share your name please?

USER: Ruth Young.

ASSISTANT: Sorry, no flights found as per your requirement.

USER: No issue. Thank you for your time.

ASSISTANT: Thank you for contacting us.