Hello.
user
Hello. How can I aid you today?
assistant
I am Gary Walker, want to cancel my recent reservation due to some personal issue. Please help me out with that.
user
Sure, I am here to help you. Hold on for a moment. Let me check.
assistant
Thank you and sure, take your time.
user
Sorry Gary Walker, there are no flights reserved on your given name formerly.
assistant
It's ok, thank you for your help.
user
Welcome, thank you for choosing us. Have a great day.
assistant