Hi.
Hello, how may I be at your service today?
I need to change my existing reservation as my appointment with my doctor got postponed. Can you help me with it?
Sure, we are here to help you. Could you please provide your name to check your reservation status?
My name is Thomas Johnson.
Please wait for a while, I will check the reservation status and get back to you.
Sure.
Sorry we couldn't find any reservation against your name.
It's ok, thank you for the response.
Thank you for choosing us.