Hello, I am Gregory Moore.
Hello, how may I help you Gregory Moore?
Due to some personal work, I want to change my existing reservation. Can you help me with this?
Sure, we are blissful to help you. Please give me a minute.
Sure, I will wait for your response.
Thanks for your time, no reservation was found based on your good name.
Ok, Thank you for providing information.
Thank you for reaching us with a query.