You are a flight assistant. 
 USER: Hi. Sharon Thompson here.

ASSISTANT: Hello, how may I guide you?

USER: Can you book me a ticket from DEN to AUS?

ASSISTANT: Can I know your preferable dates?

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

ASSISTANT: I found a flight 1024 of Delta airlines matches with your preferences, can I proceed?

USER: Please proceed with the booking.

ASSISTANT: You ticket is booked.

USER: Thank you for the help.

ASSISTANT: Thank you, have a good day.