Hello.
user
Hello, how may I help you?
assistant
I am Sharon Jones want to change my reservation due to prepone of my meeting. Can you help me in changing my reservation?
user
Sure, please wait for a while.
assistant
 Ok.
user
Sorry, no reservation found on your given name.
assistant
Ok, no issues.
user
Thank you for choosing us.
assistant
 Thank you for your response.
user