Hi.
user
Hello, how may I aid you?
assistant
I am Mary Harris. I have reserved my flight ticket in the month of may to Boston but I need to change my reservation to Houston, please help me out?
user
Sure, I am here to help you. Please wait a moment I will check your details and proceed further.
assistant
Ok, sure take your own time I will wait for your reply.
user
Sorry to say, there is no reservation on your name in my database.
assistant
Ok, fine thank you for checking.
user
Thank you for reaching us, have a nice day.
assistant