You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Eric Jackson. I am planning to cancel my recent reservation, due to health issue. Can you please cancel my ticket?

ASSISTANT: Ok, please I will assist you with that.

USER: Thank you.

ASSISTANT: Sorry, there is no been found on your name as per the records.

USER: That's fine, thank you for your service.

ASSISTANT: Thank you for choosing our agency.