Hello.
user
Hello, may I know your good name please?
assistant
I am Elizabeth Johnson.
user
How can I be you helping hand?
assistant
As my visit to Austin has been postponed, help me in changing my resent reservation.
user
Ok, please wait. I will revert to you.
assistant
Sure.
user
As you informed us to change your existing reservation. But, there is no reservation available against your name.
assistant
That's ok, thank you for your service.
user
Thank you for contacting us, regarding changing existing reservation.
assistant