You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: There is an emergency case which came to hearing on the dates which I have planned to enjoy in my holidays, so I am unable to travel the trip due to this one. Can you please help me in cancelling my ticket?

ASSISTANT: Yes, please I will help you in flight ticket cancellation. May I know your name please?

USER: Sure. I am Pamela Collins.

ASSISTANT: Ok, wait for a moment please? While I am checking your flight reservation status.

USER: Sure. take your own time.

ASSISTANT: I have searched online but I could not find your flight reservation to cancel it.

USER: Ok, not a problem.

ASSISTANT: Thank you.

USER: Thank you for your information.