You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Eric Lewis.

ASSISTANT: What can I do for you Eric?

USER: I would like to cancel my reservation due to heavy rainfall at my region, can you please help me in cancelling my reservation?

ASSISTANT: Sure Eric, please wait a moment.

USER: Sure, take your time.

ASSISTANT: Sorry Eric, in my database I didn't found any reservation on your name.

USER: That's fine, thank you for checking.

ASSISTANT: Thank you for approaching us, have a great day.