Hello.
Hello. How can I help you?
I want to do some modifications in my previous reservation, can you please help me?
Sure, I will help you to modify your previous reservation.
Thank you for accepting my request.
Ok, may I know your name to change your reservation.
Sure, my name is Brian Anderson.
Sorry, no reservation found on your name to change.
Not an issue, thank you for checking.
Welcome, have a nice day. Thank you for choosing us.