Hi. I am Richard Lee.
user
Hello, how can I aid you?
assistant
I want to book a direct flight ticket to attend an emergency case. Can you help me?
user
Sure, can you share your trip dates?
assistant
Thank you. 05/10 and 05/12 are my travelling dates.
user
May I know your airport codes?
assistant
DFW and LAS are my airport codes.
user
Give me a minute.
assistant
Ok.
user
Sorry, there is no flight on your given dates.
assistant
No issue. Thank you.
user
Thank you for picking us.
assistant