Hello. I am Alexander Campbell.
user
Hello, how may I guide you?
assistant
I planned to attend for a seminar in IAD, can you please help me to book a flight ticket from DEN?
user
Sure, can I know your preferable dates?
assistant
I prefer to travel on 10/19 and 10/21.
user
I found a flight 1027 of Hawaiian airlines matches with your preferences, can I proceed?
assistant
Ok, please confirm my booking.
user
Your ticket is booked.
assistant
Thank you for your help.
user
Thank you.
assistant