You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Paul Perez.

ASSISTANT: In what way can I help you today?

USER: Owing to emergency  I want to cancel my recent reservation. Can you please help me?

ASSISTANT: Sure, please wait for a moment.

USER: Ok.

ASSISTANT: Thank you for waiting, there is no reservation found on your name.

USER: No problem, thanks for your information.

ASSISTANT: Thank you.