You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Can you please book me a flight ticket from IAH to SEA?

ASSISTANT: Ok, please can I know your dates of your journey?

USER: My preferable journey dates are Sept 16 and Sept 18.

ASSISTANT: Ok, please can I know your connection limits?

USER: I prefer direct flight for this trip.

ASSISTANT: Ok, please mention if you need anything else.

USER: No, I don't have any other specifications for this trip.

ASSISTANT: There is a flight available with airfare 200 and the airlines JetBlue is providing a direct flight. Is it ok if I book the flight 1027?

USER: That's ok for me. Please reserve my ticket in this flight with my name Steven Thompson.

ASSISTANT: Ok, the flight ticket is booked and the class is economy. The departure time is 19:00PM and arrival time is 20:00PM.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Thank you for choosing our agency, have a safe journey.