Hello.
user
Hello. How may I help you today?
assistant
I want to change my existing reservation due to some issues, can you please help me with that?
user
May I know your good name please?
assistant
Sure, I am Anna Johnson.
user
Please wait for a while.
assistant
Sure.
user
There is no reservation found with your given name.
assistant
Ok, not an issue.
user
Thank you for approaching us.
assistant
Thank you for your information.
user