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

ASSISTANT: Hello, how may I aid you today?

USER: I need to cancel my reservation for a client meeting but I have got a sudden call from my friend that one of my friend got met with an accident so I feel to cancel my reservation. Can you please help me out?

ASSISTANT: Sure we are here to help you.

USER: Thank you.

ASSISTANT: Please wait a moment.

USER: Sure.

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

USER: No problem, thank you for your information.

ASSISTANT: Thank you for availing us.