Hello. Raymond Davis here.
Hello, how can I help you?
I was by mistakenly  made a reservation, earlier in this week.So I want to cancel my reservation. Can you please help me for cancel my reservation?
Sure, please be on hold.
Ok, take your time.
Davis, I found your reservation. Shall I cancel that for sure?
Sure, please cancel it.
I have successfully cancelled your ticket.
Thank you for helping me.
My pleasure, thank you for reaching us.