Hello.
Hello, how can I help you today?
Due to inconvenience of my work, I want to change my reservation. Can you please help me for that?
Sure, may I know your good name?
My name is David Turner.
Please wait for a moment.
Ok, I will wait.
Sorry to say that, no reservation was found with your good name.
Anyway, thanks for the information.
Thank you for reaching us.