You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I amend you today?

USER: I am Ashley Williams. I want to cancel my reservation, due to my health issues. So please help me in cancellation.

ASSISTANT: Sure, I will check the reservation list and revert to you.

USER: Ok.

ASSISTANT: Thanks for your time, your name is found in the reservation list. Shall I proceed to cancel?

USER: You can proceed to cancel.

ASSISTANT: Your reservation is cancelled.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us, Have a nice day.