You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am Karen Adams, help me to cancel my reservation as meeting with share holders is cancelled. Can you cancel my reservation?

ASSISTANT: Sure, we are here to help you. Please hold a moment, let me check your reservation with us.

USER: Ok.

ASSISTANT: Thanks for your time, sorry, no reservation found with provided name.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for availing us.