You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I guide you?

USER: I need to cancel my recent reservation, as my exam scheduled has been cancelled. Please help me in cancelling in the name of James Anderson.

ASSISTANT: Ok. Please wait.

USER: Ok.

ASSISTANT: Sorry Anderson, no reservation found on your name.

USER: Ok, no issues. Thanks for your service.

ASSISTANT: Most welcome.