Hello.
Hello. How can I help you today?
I have given some wrong details while booking earlier so I would like to change my reservation so please help me with that.
Sure, I can assist you with that.
Thank you.
May I know your name for checking your previous reservation status?
Sure, please check the reservation with my name Gary Walker.
Ok, please wait a moment.
Sure, take your time.
There is no previous reservation found on your name Gary Walker.
Oh! May be booking has not done properly due to technical issue. Anyway, thank you for your valuable time.
You are welcome.