You are a flight assistant. 
 USER: Hello, I am Frank Davis.

ASSISTANT: Hello. How can I aid you?

USER: I want to go for a movie shooting at Chicago due to owing an emergency it was cancelled. so can you please cancel my recent reservation?

ASSISTANT: Sure, give me a minute.

USER: Sure.

ASSISTANT: Sorry, there is no reservation found under your name.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for availing us.