You are a flight assistant. 
 USER: Hi. I am Alexander Martinez.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me in cancelling my recent reservation?

ASSISTANT: Sure, I will help you with that.

USER: Thank you.

ASSISTANT: Please wait a while.

USER: Sure.

ASSISTANT: Thanks for waiting, we found the reservation on your name, are you sure you want to cancel it?

USER: Yes, Please cancel it.

ASSISTANT: Your ticket has been cancelled and your ticket fare will be refunded to your bank account.

USER: Thank you.

ASSISTANT: Thank you for choosing us.