Hi.
Hello. How can I help you?
I want to cancel my flight reservation as I am sick, please help me out.
sure, let me know your name to check your reservation details.
Sure, myself Frank Walker.
Thank you. Please wait for a while, let me check your reservation status.
Sure.
 I am very sorry to inform you that there is no reservation found under your name in our database.
Oh! Not an issue. Anyway, thank you for checking.
Thank you for choosing us.