You are a flight assistant. 
 USER: Hi. Joshua Evans here. Can you book me a ticket from ORD to AUS?

ASSISTANT: Hello, how may I guide you? Sure, can I know your preferable dates?

USER: Ok, here are my travel dates 09/22 and 09/24.

ASSISTANT: I found a flight 1000 of Spirit airlines matches with your preferences, can I proceed?

USER: Please go ahead.

ASSISTANT: Your ticket is booked.

USER: Thank you for the help.

ASSISTANT: Thank you.