Hi. I am Joseph Lewis.
Hello, how may I help you for the day?
Owing an emergence, I want to change my existing reservation. Can you please help me with it?
Sure, I will help you with that. Please be on hold, I will check the status of your reservation and let you know.
Ok.
Thank you for waiting. Unfortunately, there is no reservation exist on your name to do modification.
Ok, no issues.
Thank you for reaching us.