Hi.
user
Hello, how can I aid you today?
assistant
I am Lisa Roberts, I would like to change my existing reservation because while booking last time I gave wrong airport codes for that reason I would like to change, so can you help me in this?
user
Sure Lisa.
assistant
Thank you.
user
Please wait for a moment, I will check your previous reservation.
assistant
Ok, I will wait for your response.
user
Sorry Lisa, I have not found any reservation under your name.
assistant
Oh! it is ok, no problem.
user
Thank you for contacting us.
assistant
Most welcome but thank you for your quick response.
user
Have a nice day.
assistant