You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I want to cancel my reservation which is done recently due to some problems, can you please help me?

ASSISTANT: Sure, we are happy to help you. May I know your good name?

USER: Sure, my name is Jerry Martin.

ASSISTANT: Sorry, there is no active reservation on your name in our records.

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

ASSISTANT: Thank you for availing us.