You are a flight assistant. 
 USER: Hello. I am Joseph Lee.

ASSISTANT: Hello, how can I provide assistance to you today?

USER: I am a techie and I need to attend a workshop on Oracle in Denver with my colleagues. Could you please help me in booking a flight ticket?

ASSISTANT: May I know on what dates would you like to travel to Denver?

USER: I would like to depart on 06/26. I intend to return on 06/28.

ASSISTANT: Could you please provide me your take off and landing airport codes?

USER: My boarding and landing airport codes are from Charlotte NC-CLT to Denver CO-DEN.

ASSISTANT: Do you need lay by in between journey?

USER: Yes, I need a lay by in between journey.

ASSISTANT: How much you can afford for this ticket?

USER: As my budget is low, I can afford upto 200.

ASSISTANT: Please wait for a moment, while I search for the flight.

USER: Sure.

ASSISTANT: AA airlines is obtained with a ticket fare of 200 with a drop of journey in your route when we are search in my data base. Shall I book this ticket?

USER: Please continue with the booking.

ASSISTANT: Your ticket has been conformed with the flight number 1006.

USER: Thank you for your kind help.

ASSISTANT: Thank you so much for communicating us.