You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I want to attend my convocation ceremony, so please book my ticket from DEN to IAH.

ASSISTANT: We are here to book your ticket, may I know your trip dates?

USER: My itinerary dates are June 24 and June 26.

ASSISTANT: Do you want any stopover in your journey?

USER: I need a connecting flight.

ASSISTANT: Which type of class are you looking for?

USER: I have no requirements.

ASSISTANT: Is there any other requirements necessary for you?

USER: No.

ASSISTANT: Will you provide your name to procceed your ticket?

USER: Jerry Jackson here.

ASSISTANT: American airlines, flight number:1027, with one connection and price was 200. is going on your way.

USER: Please book my ticket.

ASSISTANT: Sure, let me take one minute to confirm your ticket.

USER: Ok.

ASSISTANT: Your ticket has confirmed. Have a nice trip.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.