You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: My name is Jason Parker. Owing an emergency, I want to cancel my reservation.

ASSISTANT: Sure, please give me a minute.

USER: Sure, take your time.

ASSISTANT: Parker, there is no reservation found with your details.

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

ASSISTANT: Thank you for contacting us.

USER: Welcome.