You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I am Stephanie Carter. I want to book a flight ticket with a single connection.

ASSISTANT: Ok, could you please provide your airport codes?

USER: Sure, my origin from WA - SEA and my destination to CO - DEN.

ASSISTANT: Ok, when are you planning to travel?

USER: I am planning to attend my nephew birthday on 06/13 to 06/15.

ASSISTANT: Do you have any other specifications?

USER: My price limit is 500.

ASSISTANT: Frontier airlines with single connection and price is 200 of 1025 flight. Shall I proceed for booking?

USER: Sure, you can proceed to booking.

ASSISTANT: Booking your ticket has been confirmed.

USER: Thanks for your service.

ASSISTANT: Thanks for choosing us.