Hi. I am Christopher Carter.
user
Hello, how can I help you?
assistant
I want to change an existing reservation due to sudden change in my trip. Can you help me?
user
Sure, we are here to assist you. Please wait for a few minutes.
assistant
Ok.
user
Thank you for your patience, There was no reservation found on your name in our database.
assistant
No issue. Thank you.
user
Thank you for opting us.
assistant