You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Kevin Allen.

ASSISTANT: Can I assist you with your concern if any?

USER: I am looking for a flight from IAD to MCO, can you help me out please?

ASSISTANT: Yes, I will book. May I know the travel dates?

USER: My trip dates are from 12/01 till 12/03.

ASSISTANT: There is a connection limit 1 and the airfare 200 of flight number 1028 available. Can I book it?

USER: Please proceed with it.

ASSISTANT: Ok, the ticket is booked successfully. The flight number is 1028.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing our service.