You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I provide assistance for you?

USER: The event which I am going to attend has been cancelled. can you help me in cancelling my recent reservation?

ASSISTANT: Sure, could you please provide your name to check the details of your reservation?

USER: Sure, my name is Emily Jackson.

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

USER: Ok, thank you for your information.

ASSISTANT: Thank you for connecting with us, have a nice day.