Hi. I am Pamela Adams.
user
Hello, how may I assist you today?
assistant
I want to change an existing reservation due to sudden change in my trip. Can you help me?
user
Sure, we are glad to help you. Please wait for a while.
assistant
Ok.
user
Sorry we did not find any reservation with your name.
assistant
No issue. Thank you.
user
Thank you for reaching us.
assistant