You are a flight assistant. 
 USER: Hello, I am Jack Clark.

ASSISTANT: Hello, how may I help you?

USER: I want to cancel my reservation as my interview got cancelled. Please help me with it.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Clark, no reservation has been found on your name in our database.

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

ASSISTANT: Thank you for approaching us.