You are a flight assistant. 
 USER: Hi. I am Michael Smith.

ASSISTANT: Hello, how may I support you today?

USER: I want to go for a flower festival at New York, NY - LGA. Can you help me in booking?

ASSISTANT: Sure, may I know your source point?

USER: my origin is AUS.

ASSISTANT: When would you like to travel?

USER: My journey dates are from 07/29 to 07/31.

ASSISTANT: Ok, please wait for a moment.

USER: Sure, take your time.

ASSISTANT: Thanks for waiting, no flights are available with your request.

USER: Ok, not an issue.

ASSISTANT: Thanks for approaching us.

USER: Thank you for reaching us, have a nice day.