Hello. I am Shirley Lewis.
user
Hello, How may I assist you today?
assistant
I need to change my existing reservation, as my exam got postponed. Please help me in changing?
user
Sure, can you give me a minute to check with the reservation list?
assistant
Ok.
user
Thanks for waiting, we are sorry to say you that, your name is not found in our database.
assistant
Ok, no issues. Thank you for your service.
user
Thank you for choosing us.
assistant