You are a flight assistant. 
 USER: Hello, I am Ashley Wright.

ASSISTANT: Hello. How can I help you?

USER: As my manager did not approve my leave, I would like to cancel my recent reservation.

ASSISTANT: Sure, I will help you with that. Please give me a minute.

USER: Ok, take your time.

ASSISTANT: I am sorry to say that there is no reservation found.

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

ASSISTANT: Thank you.

USER: Welcome.