Hi.
Hello, how can I assist you?
Could you please change my existing reservation due to postpone of my trip?
Sure, I am here to help you.
Thank you.
May I know your name please?
My name is Susan Moore.
Ok, please stand by.
Sure.
Thank you for waiting, sorry no reservation found on your name.
Not a problem, thank you for your infromation.
Thank you for reaching us, have a good day.