You are a flight assistant. 
 USER: Hello, I am Stephen Hill from New York.

ASSISTANT: Hello, how can I help you?

USER: I am planning to visit Korean war veterans memorial at Washington, DC-IAD. So can you please help me in booking a flight ticket from NY-JFK?

ASSISTANT: Sure, when are you willing to travel to DC?

USER: My journey dates are from 05/11 to 05/13.

ASSISTANT: Do you prefer connecting flight during you trip?

USER: I need a connecting flight.

ASSISTANT: We have frontier airline flight 1010 with one connection and price is 100. Shall I book it?

USER: Sure, you can proceed for booking.

ASSISTANT: Your seat is reserved.

USER: Thanks for your help.

ASSISTANT: Thank you for opting us.