You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to cancel my recent reservation due to sudden change in climate. Can you please help me?

ASSISTANT: Sure, I'll try to help you in cancellation. Please let me know your name to check the reservation list.

USER: I am Kenneth Gonzalez.

ASSISTANT: Thank you for providing your name, give me some time.

USER: Sure.

ASSISTANT: Sorry, there is no active reservation have been found under your name in our database to Cancel it.

USER: No worries, thank you for the information.

ASSISTANT: Thank you for approaching us.