You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I render you?

USER: I want to cancel my reservation, so please help me in the cancellation.

ASSISTANT: Sure, may I know your name?

USER: Myself Jessica Young.

ASSISTANT: Please give me a moment.

USER: Ok.

ASSISTANT: Sorry Jessica Young, no reservation is available by your name.

USER: Not an issue. Thank you.

ASSISTANT: Thank you for choosing us.