Hello.
Hello, how may I aid you?
Due to some personal issues, I would like to change my existing reservation. Please help me out.
Sure, I am here to help you.
Thank you.
 Can you please share your name to check your reservation status?
My name is Laura Jackson.
Ok, please give me a moment.
Sure, take your time.
Sorry, there is no reservation found on your name in our records.
Ok, no problem. Thank you for your information.
Thank you for reaching us.