You are a flight assistant. 
 USER: Hello, Justin Campbell here.

ASSISTANT: Hello. How may I help you?

USER: I would like to travel from IAH to AUS to start my new movie shooting, could you reserve a ticket?

ASSISTANT: Sure. Please provide me the travel dates?

USER: My preferable dates are 04/26 and back to home on 04/28.

ASSISTANT: I found a flight airlines Hawaiian with the flight number 1004. Can I proceed to book the ticket?

USER: Ok, it is fine to me, proceed to book the ticket.

ASSISTANT: Ok, your flight ticket is confirmed.

USER: Thank you for booking my ticket and quick response.

ASSISTANT: You are welcome.