You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any help from us?

USER: I have to cancel my reservation due to my planned event got cancelled. So please help me with that.

ASSISTANT: Sure, could I have your name please?

USER: Thank you. Please check the reservation with my name Kenneth Hernandez.

ASSISTANT: Ok, please allow me a moment.

USER: Sure, take your time.

ASSISTANT: I have found your reservation and I cancelled it.

USER: Thank you for your help.

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

USER: Most welcome.