Hello.
Hello, how may I abet you today?
I want to cancel my recent reservation, why because my friends already done my reservation with some other airlines. So, could you please help me out with cancellation?
Sure, we are euphoric to help you.
Thank you.
May I have your name to check the status?
Sure, you can check my reservation on the name of Matthew Smith.
Please allow me a moment.
Sure, I will wait for your response.
Thank you for waiting,  we hardly tried to find your reservation but, no reservation has been found with your name.
Ok, not an issue. Thanks for your good response.
Thank you for availing us.