Hi.
user
Hello, may I know your name please?
assistant
I have to change my existing reservation, because my nephew's marriage was postponed. So, can you check it?
user
Ok, I can help you.
assistant
Thank you.
user
Please provide your name?
assistant
I am Donald Gonzalez.
user
I have checked for your reservation but, I got to know that you have no reservation done with us.
assistant
Ok. Thank you for the quick response.
user
Thanks for contacting us.
assistant