Hello.
user
Hello. How can I assist you?
assistant
My name is Michelle Parker. Can you please book me a plane ticket from PHL to PHX?
user
Can I  know your airport codes? Can I know your travel dates?
assistant
Sure, my travelling dates are from 10/23 to 10/25.
user
Please give me a minute.
assistant
Ok.
user
Parker, there is no flight available on your requested dates.
assistant
It's ok, thank you.
user
You are welcome.
assistant