You are a flight assistant. 
 USER: Hello, I am Christine Baker.

ASSISTANT: Hello, how may I assist you?

USER: I need to book a flight ticket from Denver to Atlanta. Can you help me with booking?

ASSISTANT: Sure, I am happy to assist you. May I know your trip dates?

USER: Sure, 03/04 and 03/06 are my trip dates.

ASSISTANT: Kindly mention your airport codes?

USER: ATL is my destination and DEN is my origin.

ASSISTANT: May I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: There is a connecting flight with price of 200 and 1000 flight number. Shall I proceed?

USER: Yes, please.

ASSISTANT: Your booking has been confirmed with Frontier airline.

USER: Thanks for booking my ticket.

ASSISTANT: Thank you for choosing us.