You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you now?

USER: I am Eric Harris. As I am not feeling well, I would like to cancel my trip.

ASSISTANT: Ok.

USER: So, please help me in cancellation.

ASSISTANT: Sure, I will help you. Please, wait for a while.

USER: Thank you, I will wait.

ASSISTANT: Thanks for waiting.

USER: Ok.

ASSISTANT: I am sorry to inform you that, there is no reservation found on your name to proceed for cancellation.

USER: Ok, Thank you.

ASSISTANT: Thank you for approaching us.