Hi.
Hello.
I am David Martin.
How can I aid you at this moment, David Martin?
I want to book a flight ticket  to participate in a food festival at AZ-PHX.Can you help me with this?
Sure, we are here to help you. When would you like to start your journey?
 I would like to start on 05/29 .
From where you are heading?
PHL will be my boarding airport code.
Your return date please?
My return will be on 05/31.
Thanks for your details. Sorry, no flights are available in your route.
No issue.
Thank you for approaching us.
Thank you for the information.
Have a pleasant day.