Hello,. I am Dorothy Davis.
user
Hello, How can I aid you at this moment?
assistant
 I am excited to go Haunted Pub tour at Washington, can you help me with booking a flight?
user
Sure, we are mirthful to help you.
assistant
Thank you.
user
Can you please provide your take off and landing airport codes?
assistant
I need to leave from my nearest airport LAS to reach DCA.
user
On which dates would you like me to book a flight ticket for you?
assistant
I want to travel on 09/28, and need to catch return flight on 09/30.
user
Do you need a halt in between your journey?
assistant
No, I need a direct flight.
user
Please hold on a while, I will check and let you know.
assistant
Sure.
user
Sorry to inform you that, currently no flights are running at that locations due to abnormal weather conditions.
assistant
OK, no problem. Thanks for the help.
user
Thank you for availing us.
assistant