You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER:  My football match has been cancelled due to bad weather, can you please cancel my reservation?

ASSISTANT: Sure, may I know your name please?

USER: My name is Melissa Wilson.

ASSISTANT: Ok, please wait for a moment, I will check and get back to you.

USER: Sure.

ASSISTANT: Sorry, there was no reservation found with your name.

USER: Ok, Not a single problem. Thanks for your information.

ASSISTANT: Thank you for opting us.