You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

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

ASSISTANT: Sure, may I know your name please?

USER: Sure, my name is Samuel Turner.

ASSISTANT: Wait a while, kindly.

USER: Sure.

ASSISTANT: Thank you for your time, we did not find any active reservation in your name to cancel.

USER: Ok, not an issue. Anyways, thank you for your service.

ASSISTANT: Thank you for reaching us. Hope to serve you again.