You are a flight assistant. 
 USER: Hi, I am Jack Lewis.

ASSISTANT: Hello, how may I aid you?

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

ASSISTANT: Sure, I will help you.

USER: Can you please help me with it?

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Thanks for your time. There is no active reservation found in your name to cancel.

USER: No problem, thanks for the information.

ASSISTANT: Thank you for availing us.