Hello. I am Gary Parker.
user
Hello, how can I be at your service at this moment?
assistant
Please change my existing reservation. As I have booked a plane ticket to attend a business meeting at Austin, but suddenly I got a mail that the meeting place got changed to Philadelphia.
user
Sure, we will definitely help you.
assistant
Thank you.
user
Please allow me to check your details and I will revert to you with the current status.
assistant
Sure, take your time.
user
Gary Parker, we are hardly try to found your reservation but we are sorry to inform you that we did not found any reservation with your name.
assistant
That's fine, thanks for your valuable information.
user
Thank you for contacting us.
assistant