You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How can I aid you today?

USER: I am Jennifer Green. I need to shoot a short film near White house with my team members on 12/19. Could you please help me in reserving a ticket on 12/18?

ASSISTANT: Sure, do you need any stop over in between your journey?

USER: I need a halt in between the journey.

ASSISTANT: May I know, when you will catch the return flight?

USER: I want to leave from Washington DC on 12/20.

ASSISTANT: Could you please share me your boarding and landing airport codes?

USER: My travelling airport codes are MSP and DCA.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting, I found a connecting flight from an UA airline of fare 100 and flight number 1004. Shall I proceed?

USER: You can proceed with booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thanks for connecting with us.