You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Shirley Turner. I want to book a ticket from PHX to ORD.

ASSISTANT: Can you provide your travelling dates?

USER: My travelling dates are 10/25 and 10/27.

ASSISTANT: Basing on your details, I got a direct flight with flight number 1004.

USER: Please book it.

ASSISTANT: Ok turner, your ticket is confirmed. Thank you for contacting us.

USER: Thank you.