Hello,.
user
Hello,.
assistant
I am Kevin Walker.
user
How may I assist you today?
assistant
I want to attend my brother's marriage at Minneapolis, please help me by booking a flight ticket with  a connection.
user
Sure, may I know your trip dates that you have planned to travel?
assistant
My travelling dates are from 02/01 to 02/03.
user
Help me with the airport codes?
assistant
I want to fly from DCA to MSP.
user
Thank you for your details, we do not found any flights running in your preferred dates.
assistant
No issues, thank you.
user
Thank you for opting us. Have a nice day.
assistant