Hi. I am Karen Thompson.
user
Hello, how may I serve you at this moment?
assistant
Actually I made a earlier reservation to go for a trip with my friends, but heavy work load in office I want to change my reservation. Can you help me?
user
Sure, I am here to help you. Please wait for few minutes.
assistant
Sure.
user
There is no existing reservation found on your name in our records.
assistant
That's alright, thanks for your assistance.
user
Thank you for reaching us.
assistant