You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How may I help you?

USER: I am Jacob Taylor. Owning an emergency, I want to cancel my resent reservation. Help me in cancelling my reservation.

ASSISTANT: Sure, Please wait for a moment I will check and inform you the current status of your reservation.

USER: Sure.

ASSISTANT: Thanks for waiting, no reservation found with your name.

USER: No problem.

ASSISTANT: Thank you.

USER: Thank you for your valuable response.