You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello, how may I help you today?

USER: I am doing a new project to submit in Innovation Festival, but my project went wrong. So, I will not attend that event. Can you help me in cancelling my recent reservation?

ASSISTANT: Sure, may I know your name please?

USER: Myself Samuel Martinez.

ASSISTANT: Sorry, no reservation found with your name.

USER: Ok, thank you.

ASSISTANT: Thank you for choosing us.