Hi.
user
Hello, how can I help you today?
assistant
Owing an emergence, I want to change my existing reservation. Can you help me with it?
user
Sure, may I know your good name please?
assistant
My name is Jack Thomas.
user
Ok, please wait for a moment, I will check and get back to you.
assistant
Ok.
user
Sorry, no reservation found with your name.
assistant
Ok, no issues.
user
Ok, thanks for choosing us.
assistant
Thanks for the help.
user