You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I want to cancel my recent reservation due to some health issues, can you help me with that?

ASSISTANT: Sure, I will help you in cancelling your reservation. Can you please provide your name to check your reservation status?

USER: Anthony Evans here.

ASSISTANT: Anthony Evans, there is no active reservation found under your name in our database.

USER: That's ok, no problem. Thank you.

ASSISTANT: Thank you for contacting us.