Hello.
user
Hello. How can I assist you?
assistant
I am Dennis Roberts, want to alter my recent reservation due to some personal issue. Please help me out with that.
user
Yes, I can help you. Give me a moment.
assistant
Ok, take your time.
user
Sorry to inform you that there is no reservation found on your name.
assistant
It's ok, thank you for your help.
user
Thank you for contacting us.
assistant