You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I'm Joshua Smith.

ASSISTANT: How can I help you Joshua Smith?

USER: Due to heavy tornadoes in my location, I'm unable to catch the flight. Please cancel my recent booking.

ASSISTANT: Sure, wait a moment please. Let me check the database and get back to you.

USER: Sure.

ASSISTANT: There is no active reservation found with your name in our database to cancel it.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for utilising our service.