You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Actually I have cancelled all my plans due to some issue, can you please help me to cancel my recent reservation.

ASSISTANT: Sure. I am sorry to say that there is no reservation found.

USER: That's fine, thank you for your help. Myself Stephanie Lewis.

ASSISTANT: May I know your name? Thank you for contacting us.