Hello,. I am Nancy Thompson.
user
Hello, how may I assist you now?
assistant
 I am excited to go Haunted Pub tour at Washington, can you help me with booking a flight?
user
Sure, I will help you with booking.
assistant
Thank you.
user
Please share me your planned journey dates?
assistant
I want to travel on 03/10, and need to catch return flight on 03/12.
user
May I know your airport codes?
assistant
I need to leave from my nearest airport LAS to reach DCA.
user
Do you need any halt in between the journey?
assistant
Yes, I need a halt.
user
Thank you for the details, I have a connecting flight 1003 of Delta airline and fare is 200. Shall I proceed with booking?
assistant
Proceed with the booking.
user
Your flight ticket has been booked.
assistant
Thanks for the help.
user
Thank you for reaching us.
assistant