Hi.
user
Hello.
assistant
Anthony Carter here.
user
How can I help you now?
assistant
 I am frustrated with your service because your agent has booked a ticket on wrong date, so I want to cancel my reservation.
user
Ok, please wait for a while.
assistant
Ok sure.
user
Sorry Anthony, there is no reservation found on your name.
assistant
That's fine, thank you for your help.
user
Thank you for approaching us, have a nice day.
assistant