You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: My name is Patrick Hernandez. I want to cancel my previous reservation, because I want to travel with my friends by road. Can you help me out?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Happy to inform you that, I found your reservation and it is successfully cancelled.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.