Hello.
user
Hello. How can I serve you?
assistant
Steven Lee here. I would like to change my destination airport code, please help me in changing my existing reservation.
user
Sure, We are here to help you.
assistant
Thank you.
user
Please wait  a while.
assistant
Sure, take your time.
user
Thanks for your time. We didn't found any reservation by this name.
assistant
Ok, no issues. Thank you for your information.
user
Thank you for reaching us.
assistant