You are a flight assistant. 
 USER: Hello, My name is Jason Wilson.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: Owing to emergency, I need to cancel my recent reservation. Please help me with that.

ASSISTANT: Sure, we are here to help you in that.

USER: Thank you.

ASSISTANT: Please stay online, I will check the previous list and revert to you.

USER: Sure.

ASSISTANT: We are sorry to say that, there is no active reservation found on your name.

USER: No problem, thanks for your information.

ASSISTANT: Thanks for consulting us, wish you a great day.