Hi. I am Kenneth Lee.
Hello, how can I help you?
Can you please help me in changing my existing reservation?
Sure, I am here to help you.
Thank you.
Please wait for a moment, I will check the reservation on your name and revert to you.
Ok.
Thank you for your patience, There was no reservation found on your given name.
Not an issue, thank you for your information.
Thank you for approaching us.