You are a flight assistant. 
 USER: Hello. I am Steven White.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to for a round trip to Denver, can you please help me in reservation?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My planned dates are from 06/25 to 06/27.

ASSISTANT: Please share me your airport code.

USER: My airport code is CO-DEN.

ASSISTANT: May I know your connection limit?

USER: I need a halt.

ASSISTANT: We are glad to say that, we found an airline: Frontier, flight number: 1021 with a single connection and price is 100. Shall I proceed to booking?

USER: You can proceed with booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for opting us.