You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, What kind of help are you expecting from our side?

USER: Assist me in cancelling my flight ticket. As I modified my planned journey dates.

ASSISTANT: Sure, I am here to help you out with that.

USER: Thanks for accepting my request.

ASSISTANT: On which name your previous flight ticket has been reserved?

USER: Frank Gonzalez here.

ASSISTANT: Ok, wait for some time I will check the reservation on your name and get back to you.

USER: Sure.

ASSISTANT: We are sorry to say that, there is no active reservation found on your name.

USER: Ok, not an issue. Thanks for checking.

ASSISTANT: Thanks for consulting us. Wish you a great day.