You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I guide you today?

USER: I want to fly from DCA and DEN. Can you book a flight from that route?

ASSISTANT: Sure, I will help you with that. Can you please provide your preferable dates of travelling?

USER: My planned travel dates are 02/14 and 02/16.

ASSISTANT: Do you have any connection limit?

USER: I want a halt in between my journey.

ASSISTANT: Any more specifications do you have?

USER: No more, thank you.

ASSISTANT: May I know your name to book a flight ticket?

USER: Sure, Eric Martin here.

ASSISTANT: I have found a connecting flight having with the fare of 200 provided by Spirit airlines in economy class. Are you ok with this flight?

USER: Yes, you can proceed with that booking.

ASSISTANT: Ok, your ticket has been booked in flight number 1011.

USER: Thank you for the booking.

ASSISTANT: Thank you for approaching us, have a great journey.