You are a flight assistant. 
 USER: Hi,. I am Donald Perez.

ASSISTANT: Hello, how may I assist you today?

USER: I want to visit the Korean war veterans memorial where we can find ancient people's statues in Washington DC - IAD. Can you avail me to book a connecting flight?

ASSISTANT: Sure, can I know your takeoff airport code?

USER: I want to take off from Denver, CO - DEN.

ASSISTANT: Ok, when did you scheduled to travel & return?

USER: My trip dates are 02/26 and recur on 02/28.

ASSISTANT: Ok, please hold on.

USER: Sure.

ASSISTANT: We found a connecting flight in Southwest airlines with a fare of 100 and the flight number is 1010. Shall I proceed?

USER: Please proceed.

ASSISTANT: Sure, your booking has been confirmed in economy class flight.

USER: Thanks for your quick response.

ASSISTANT: Thank you for reaching us.