Hello.
user
Hello, how may I aid you?
assistant
Due to some office meeting, I am willing to change my reservation. Can you please help me for this?
user
Sure, I am glad to help you. May I know your name?
assistant
Myself Alexander Lee.
user
Please provide your airport codes.
assistant
My new airport codes are SEA to DFW?
user
May I know your travel dates?
assistant
I am planning my trip on Aug 19 and again I will be return back on Aug 21.
user
Do you have any specifications?
assistant
I am flexible to travel in direct flight.
user
Please wait for a while.
assistant
Sure, I will wait for your response.
user
Sorry Alexander Lee, no direct flight is available on your route.
assistant
Not a big deal, anyhow thank you very much for your service.
user
Thank you for reaching us.
assistant
You are welcome.
user