You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How could I serve you the best today?

USER: I want to book a flight ticket to visit University of Texas at AUS, can you help me with booking a connecting flight?

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

USER: My trip dates are  Feb 19 and Feb 21.

ASSISTANT: Can you please forward your source code?

USER: My source point is DEN.

ASSISTANT: Do you have any other requirements?

USER: I want to travel in economy class.

ASSISTANT: Pleas provide your name.

USER: I am Nicole Hernandez.

ASSISTANT: There is a flight available with an airline Spirit of flight 1005 in an economy class with single connection.

USER: Please proceed.

ASSISTANT: Your flight ticket has been confirmed on name of Nicole Hernandez.

USER: Thank you.

ASSISTANT: Thank you for choosing us.