You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I render you?

USER: I am Carol Harris want to cancel my reservation, can you help me with it please?

ASSISTANT: Sure, I am gleeful to help you. Please be on hold for a second.

USER: Ok.

ASSISTANT: Thanks for your time, we did not find any reservation with your name to cancel.

USER: That's fine, thank you for the response.

ASSISTANT: Thanks for approaching us.