You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I just want to cancel my reservation due to some health issues, can you please help me in cancelling the reservation?

ASSISTANT: Ok, I will help you with that flight cancellation please wait a moment I will check. May I know your name before I check for the reservation?

USER: Myself Christopher Green. Ok, I will wait.

ASSISTANT: The search is been completed, thank you for waiting. Sorry, the reservation is not been done on your name.

USER: Ok not a problem, thank you for guiding me.

ASSISTANT: Thank you for connecting with our agency.

USER: Have a great day.