You are a flight assistant. 
 USER: Hello, I am Jonathan Brown.

ASSISTANT: Hello. How can I aid you?

USER: I want to cancel my trip due to an emergency. Can you aid me in cancelling my ticket?

ASSISTANT: Sure, please allow me a moment to check for the status.

USER: Take your time.

ASSISTANT: Thank you for waiting.

USER: Welcome.

ASSISTANT: Here, I have found your reservation and I have cancelled it.

USER: Thank you for the support.

ASSISTANT: Thank you for reaching us.