You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Samuel Brown, I want to cancel my recent reservation as my meeting with my manager got cancelled. Can you assist me in this?

ASSISTANT: Sure, please be on hold.

USER: OK.

ASSISTANT: Thank you for your time. Sorry, there is no reservation found in your given name.

USER: Ok, no problem. Thanks for the information.

ASSISTANT: Thank you for reaching us.