You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello,. How can I be of your help?

USER: I am Stephen Gonzalez.

ASSISTANT: Ok.

USER: I need to cancel my reservation due to my ill health. Can you help me with cancellation?

ASSISTANT: Sure, I am here to help you. Please wait for a second, I will get back to you.

USER: Sure.

ASSISTANT: Sorry, we did not find any reservation with your name.

USER: No issues. Thanks for your response.

ASSISTANT: Thanks for contacting us.