You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you out?

USER: I need your small help in cancelling my reservation as I cannot travel because I met with an accident. Can you please do that for me?

ASSISTANT: Sure, I will help you out. Please wait for a while.

USER: Sure.

ASSISTANT: May I know your name please?

USER: My name is Jennifer Wright.

ASSISTANT: Sorry, there are no reservations found.

USER: No problem, thank you for checking.

ASSISTANT: Thank you for choosing us.