You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello,. How can I aid you today?

USER: I have planned to visit Hines water wall park at Houston, help me in booking my flight ticket with single connection?

ASSISTANT: Sure, we are perky to help you.

USER: Thank you.

ASSISTANT: May I know your airport codes of  travel?

USER: I want to board from Austin, AUS. Destination airport code is IAH.

ASSISTANT: What are the scheduled dates of travel?

USER: I want to travel on 05/17, and need to catch return flight on 05/19.

ASSISTANT: May I know your name?

USER: I am Karen Hill.

ASSISTANT: Wait for a while.

USER: Sure.

ASSISTANT: Thanks for your precious time. There is no flight found in search to your route on your dates of journey.

USER: Ok, no issues. Thanks for the information.

ASSISTANT: Thank you for reaching us, have a beautiful day.