You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I want to cancel my recent reservation due to my health issue, can you please help me in cancellation?

ASSISTANT: Sure, may I know your name?

USER: My name is Jason Philips.

ASSISTANT: Thank you for providing your name. Please wait a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no reservation found on your name.

USER: No problem, thank you.

ASSISTANT: Thank you for choosing us.