Hello,.
user
Hello, how may I render you?
assistant
I want to change my existing reservation under the name of Christine Baker. Can you help me in this?
user
Sure, we are glad to help you.
assistant
Thank you.
user
Please wait for a minute, I will check and let you know the status of your existing reservation.
assistant
Sure, take your time.
user
Thank you for waiting, sorry to say that there is no reservation found on your name.
assistant
That's alright, not a problem. Thank you for your information.
user
Thank you for choosing our airlines.
assistant