Hi, I am Margaret Lopez.
user
Hello, how may I assist you?
assistant
As my dance program postponed, I want to change my existing reservation. Can you help me to change reservation?
user
Sure, I will check your existing reservation and get back to you.
assistant
Sure.
user
We are glad to say that we found a reservation on your name, can you please provide your travelling details?
assistant
Sure, I want to travel from HOU to LAS. My journey dates are from 11/29 to 12/01.
user
Unfortunately, there were no flights to change your reservation.
assistant
Ok, No problem.
user
Thank you for contacting us, have a good day.
assistant
Thanks for the information.
user