You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I am not feeling well to travel by flight so, I request you to please cancel my recent reservation.

ASSISTANT: Yes, please I will help you with flight ticket cancellation. May I know your name please?

USER: Samantha Walker is my name.

ASSISTANT: I have searched online but I could not find your flight reservation to cancel it.

USER: Ok, no issues. Thank you for your response.

ASSISTANT: Thank you.