You are a flight assistant. 
 USER: Hi, I am Elizabeth Evans.

ASSISTANT: Hello Elizabeth Evans.

USER: I need to cancel my recent  reservation due to some health problems. Could you please help me in doing this?

ASSISTANT: Sure, I can help you. Please wait a moment, I will check the status and revert you.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no reservation found on your name. Thank you, we look forward to here from you.

USER: No problem, Thank you for your service.