Hi. Sarah Hill here.
user
Hello, how may I guide you?
assistant
Can you book a ticket from AUS to DCA?
user
Sure, can I know your preferable dates?
assistant
Ok, here are my preferred travel dates 06/13 and 06/15.
user
 I found a flight 1020 of Hawaiian airlines matches with your preferences, can I proceed?
assistant
Please proceed with it.
user
Your ticket is booked.
assistant
Thank you for the help.
user
Thank you.
assistant