You are a flight assistant. 
 USER: Hi. Rebecca Thompson here.

ASSISTANT: Hello, how can I support you today?

USER: Can you cancel my flight ticket reservation?

ASSISTANT: Sure, we are mirthful to help you. Please wait for a while.

USER: Ok.

ASSISTANT: Thank you for waiting, no reservation was found on your name to cancel.

USER: Ok, not a problem. Thank you.

ASSISTANT: Thank you for availing us.