You are a flight assistant. 
 USER: Hello. My name is James Davis.

ASSISTANT: Hello, how can I serve you today?

USER: Owing to an emergency, I want to cancel my recent reservation.

ASSISTANT: Sure, wait for a moment.

USER: Can you help me with cancel reservation? Sure.

ASSISTANT: Ok, no reservation was found with your name.

USER: Ok, No problem.

ASSISTANT: Thanks for choosing us.

USER: Thanks for the information.