Hi.
user
Hello, How can I best serve you today?
assistant
Could you please book a flight ticket from DCA to ORD?
user
Sure, can you please mention your depart and arrival dates of your journey?
assistant
My travelling dates are Nov 27 and Nov 29.
user
Do you like to go with a connecting or direct flight?
assistant
I need a connecting flight.
user
May I know if you prefer to have any other comforts in your journey?
assistant
I don't have any other specifications.
user
Can I know your good name to proceed further?
assistant
I am Jack Martin.
user
Sorry, no flights are available in this route as per your requested dates.
assistant
Not a problem, thank you.
user
Thank you for choosing us.
assistant