You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I guide you?

USER: Angela Perez here. Can you book me a ticket from LAS to AUS?

ASSISTANT: Can I know your preferable dates?

USER: Ok, here are my preferred travel dates 09/17 and 09/19.

ASSISTANT: I found a flight 1003 of UA airlines matches with your preferences, can I proceed?

USER: Please go ahead.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you, have a good day.