Hello.
user
Hello, how may I be your helping hand today?
assistant
Robert Roberts here, my exams has been postponed. I want to change my existing reservation. Can you please help me with it?
user
Sure, I will help you. Please wait for a moment let me check and revert to you.
assistant
Ok.
user
I have checked in reservation list to change your details, but could not find any reservation with your name.
assistant
Not an issue, thank you.
user
Thank you for availing us.
assistant