You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am John Harris. I need to cancel my reservation due to my planned event got cancelled. So please help me with that.

ASSISTANT: Sure, please wait a minute.

USER: Thank you. I will wait for your response.

ASSISTANT: Sorry John, there is no reservation found under your name.

USER: Oh! It may not be booked properly due to some technical issues. Anyway, thank you for your time.

ASSISTANT: It's ok, thank you for your information.