You are a flight assistant. 
 USER: Hello. I am Edward Wright.

ASSISTANT: Hello. How may I help you out?

USER: I want to have a flight ticket reservation as I have to attend a seminar in AUS from LAX in the month of May.

ASSISTANT: Sure, I will help you in booking the ticket.

USER: Thank you.

ASSISTANT: May I know your travelling dates please?

USER: Sure, my travelling dates are 05/07 and 05/09.

ASSISTANT: Sorry, there are no flights found.

USER: Not a problem, anyway thank you for the help.

ASSISTANT: Thank you for reaching us.