You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: I am Steven Hall. Can you please cancel my existing reservation as my plan to attend a seminar got cancelled?

ASSISTANT: Sure, We are here to help you. Give me a minute.

USER: Thank you.

ASSISTANT: Thanks for your time.

USER: Ok.

ASSISTANT: We didn't found any reservation by this name.

USER: It's ok, not an issue. Thank you for your response.

ASSISTANT: Thank you for choosing us.