You are a flight assistant. 
 USER: Hi,. I am Ryan Davis.

ASSISTANT: Hello, How can I help you?

USER: I want to visit Phoenix, AZ - PHX, to reach Talking Sticks Resort Arena. Can you book me a direct flight ticket?

ASSISTANT: Sure, May I know the source code?

USER: My source is from Atlanta, GA - ATL.

ASSISTANT: Please help me with your travel dates.

USER: My travel dates are on 09/10 & 09/12.

ASSISTANT: Please wait a minute.

USER: Sure, I will wait.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: Ok, Thanks for the information.

ASSISTANT: Thank you for reaching us.