Hi.
Hello.
Can you please cancel my previous reservation?
How can I assist you today?
Please assist me with my query.
Sure, I will help you with that. Can I have your name please for checking your reservation?
Ok, I have reserved my flight ticket with name Sandra Brown.
Sorry Sandra Brown, no reservation has found under your name to cancel.
Ok, fine. Thank you.
Thank you for choosing us, have a goo day.