Hello.
Hello, how may I assist you today?
I want to do some changes in my existing reservation. can you help me for that?
Sure, I am here to help you. May I know your name please?
My name is Daniel Gonzalez.
Ok, please wait for a moment.
Sure, I will wait for your response.
Sorry Daniel, there is no reservation found as per your name to change your reservation in your database.
That's ok, thank you for checking.
You are welcome.