You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jacob Moore.

ASSISTANT: How may I assist you?

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

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please wait a moment, I will check your reservation status and revert you.

USER: Sure, I will wait for your reply.

ASSISTANT: Jacob Moore, no reservation has been found on your name in our database.

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

ASSISTANT: Thank you for approaching us.