You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I need to cancel my reservation as I am not able make my trip. Can you assist me with that?

ASSISTANT: Sure, I am oblige to assist you with that one.

USER: Thank you for your positive response.

ASSISTANT: Please let me know your name.

USER: Sure, my name is Gary Hernandez.

ASSISTANT: Please allow me a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, I have found your previous reservation and it has cancelled successfully from my end.

USER: Good to hear, thank you for your enormous help.

ASSISTANT: You are most welcome and have a nice day.