Hello.
user
Hello. How can I aid you?
assistant
I am Margaret Hernandez.
user
Ok.
assistant
Can you please change the existing reservation due to postpone of my trip from SFO to DFW.
user
Sure Margaret Hernandez. Will you please wait for a while?
assistant
Sure.
user
Sorry, no reservation found on your name in our reservation list.
assistant
No problem, thank you for your information.
user
Thank you for choosing us, have a nice day.
assistant