Hello.
user
Hello, how may I help you?
assistant
I want to change my existing reservation due to some technical issues. Can you help me with that?
user
Sure, may I know your name please?
assistant
I am Dorothy Taylor.
user
Ok, please wait for a while.
assistant
Sure.
user
Sorry, there is no active reservation found with your name in our records.
assistant
Ok, no problem. Thank you for your information.
user
My pleasure.
assistant