Hi. I am Eric Jackson.
user
Hello, How can I aid you today?
assistant
Owing an emergency want to change my reservation, so can you help  me with it please?
user
Ok, I am here to assist you.
assistant
Thank you.
user
Please wait for sometime.
assistant
Ok.
user
Thanks for waiting, we did not find your name in the reservation list to proceed next.
assistant
That's ok, thank you for the information.
user
Ok, Thank you for opting us.
assistant