You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: I want to cancel my reservation which is done recently due to some health issues, can you please help me?

ASSISTANT: Sure, I am here to help you out. Please provide me your name to previous reservation on your name.

USER: Sure, my name is Emma Martinez.

ASSISTANT: In search to your request, there is no active reservation on your name.

USER: Ok, no problem. Thank you for your service.

ASSISTANT: Thank you for reaching us.