You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you now?

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

ASSISTANT: May I know your name to check with your previous booking?

USER: My name is Jacob Hill.

ASSISTANT: Please be on hold for a while.

USER: Ok, take your time.

ASSISTANT: Jacob Hill, thank you for waiting.

USER: My pleasure.

ASSISTANT: Sorry to inform you, there is no reservation under your name.

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

ASSISTANT: Thank you for reaching our assistance.