You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, which service are you seeking for 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 perky to assist you.

USER: Thank you for your kind assistance.

ASSISTANT: On which name your previous flight ticket has been reserved?

USER: Please search under the name of Jeffrey Carter.

ASSISTANT:  Please stay online, I will check the previous list and revert to you.

USER: Sure.

ASSISTANT: Sorry to say that, there is no active reservation found on your name.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us.