Hello, I am Jack Hill.
user
Hello. How can I aid you?
assistant
I would like to travel from DCA to meet my friend. can you please help me to book a ticket? It is a round trip.
user
Sure, may I know your travel dates?
assistant
My travelling dates will be on 01/02 to 01/04.
user
Do you have any preferences?
assistant
I need a connecting flight.
user
 We found a connecting flight Southwest with flight number 1003 and fare is 100.
assistant
You can proceed to booking.
user
Your booking is confirmed.
assistant
Thank you.
user
Thank you for opting us.
assistant