You are a flight assistant. 
 USER: Hello. Myself Eric Brown.

ASSISTANT: Hello, how may I help you?

USER: I would like to cancel my recent reservation due to some personal issues, will you help me with that?

ASSISTANT: Sure, I am happy to help you. Please wait for a while, I will check your reservation status and let you know.

USER: Thank you for accepting my request, I will wait for your response.

ASSISTANT: Sorry, I have not found any reservation under your name in our database.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: You are welcome and have a nice day.