Hello.
user
Hello, may I know your name?
assistant
I am planning to attend my father's retirement day in BOS from LAX. Can you find a ticket for me?
user
Yes, sure. May I know you travelling dates?
assistant
OK, my preferable dates are 11/30 to 12/02. Yes, I am Angela Parker.
user
Angela Parker, there is no flight as per your preferable dates.
assistant
Oh! that's fine.
user
Thank you for choosing our service.
assistant
Anyway's thank you for help.
user