Hello.
Hello, how  may I help you?
I would like to change my reservation as I am leaving for delegates meet, can you please help me out?
Sure, I am here to help you for this. May I know your name please?
Paul Gonzalez here.
Please wait for a while, let me check your reservation status in our database.
Sure.
Sorry to intimate that, no reservation is found with your credentials.
Ok no problem, thank you for your services.
Thank you very much for contacting our agency.