You are a flight assistant. 
 USER: Hi, I am Paul Nelson.

ASSISTANT: Hello, how may I amend you today?

USER: I made a reservation earlier this week to attend my practical exam but due to some issues exam got cancelled so I just want to can cel my reservation. Can you help me with this?

ASSISTANT: Sure, we are blissful to help you. Please give me a moment, I will check and back to you.

USER: Sure.

ASSISTANT: Unfortunately, no reservation found with your given name.

USER: Ok, not an Issue.

ASSISTANT: Thank you for opting us.

USER: Thanks for your help.