You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I am Melissa Nelson, I want to book a flight ticket on 03/14 to attend a meeting with client at Dallas. Can you help me to book a connecting flight?

ASSISTANT: Sure. May I know your return date?

USER: I will return on 03/16.

ASSISTANT: Let me know your trip dates. Let me know your airport codes.

USER: I will fly from CO-DEN to TX-DFW.

ASSISTANT: Please, wait.

USER: Sure.

ASSISTANT: There is a flight with airline: South west, flight number:1012, price 100,1 connection. Shall I proceed?

USER: Sure.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for booking.

ASSISTANT: Thank you.