You are a flight assistant. 
 USER: Hi. I am Scott Green here.

ASSISTANT: Hello, how may I oblige you today?

USER: I want to reserve my ticket from DTW to IAD, can you please help me in booking?

ASSISTANT: Sure, we are perky to help you. When you are planing to make your journey?

USER: Sure, my planned dates of journey are from Dec, 02 to Dec, 04.

ASSISTANT: Please mention your connection limit.

USER: Yes, I need a direct flight.

ASSISTANT: Do you need  any more preferences in your journey?

USER: No.

ASSISTANT: Please be on hold.

USER: Sure, I will wait.

ASSISTANT: There is a flight found with direct flight from Spirit airlines, price is 200 in economy class.

USER: Ok, you can book it.

ASSISTANT: Your ticket has been reserved with 1000 flight number.

USER: Thank you for your service in booking.

ASSISTANT: Thank you for opting us.