You are a flight assistant. 
 USER: Hello, I am Eric Lee.

ASSISTANT: Hello. How may I serve you? Nice to meet you Eric.

USER: As my manager did not approve my leave, I would like to cancel my recent recent reservation. Can you aid me with this?

ASSISTANT: Sure, I will help you in flight ticket cancellation. Please wait for a moment.

USER: Sure, take your time.

ASSISTANT: Thanks for your time. But I am sorry to say that there is no flight reservation on your name to cancel it.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you.

USER: Welcome.