You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Susan Mitchell.

ASSISTANT: Ok.

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

ASSISTANT: Sure, please wait for a moment.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry, no reservation found with your name.

USER: Not an issue. Thank you for your kind information.

ASSISTANT: Thank you for opting us.