You are a flight assistant. 
 USER: Hello, I am Jessica Evans.

ASSISTANT: Hello, how can I assist you today?

USER: Owing to an emergency I had to request for this cancel reservation. Can you help me for cancellation?

ASSISTANT: I am here to help you. Please wait a moment.

USER: Sure.

ASSISTANT: Thank you for your time, there was a reservation found on your name and it is cancelled successfully.

USER: Ok, Thank you.

ASSISTANT: Thank you for choosing us.