Hi. This is Raymond Lee.
user
Hello, how may I serve you today?
assistant
Can you please help me in changing my existing reservation?
user
Sure, we are here to help you.
assistant
Thank you.
user
Please wait for a while, I will check with your previous reservation status and revert to you.
assistant
Ok.
user
Sorry, we could not find any reservation against your name in our database.
assistant
Ok, thanks for the information.
user
Thank you for choosing us.
assistant