You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Melissa Taylor, I need to have a direct flight for my journey to PHX.

ASSISTANT: Sure, I will do that for you. Could you please let me know your travel dates?

USER: Thank you, my travel dates are 06/30 and 07/02.

ASSISTANT: Ok, may I know your source airport code?

USER: My source airport code is AUS.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Taylor, there is no direct flight available on your travel dates.

USER: Not a problem, thank you for the information.