You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you now?

USER: Can you please help me in booking a flight ticket from IAD to DCA?

ASSISTANT: Sure, please share me your planned your dates?

USER: Sure, my travel dates are from Feb 05 to Feb 07.

ASSISTANT: Sure, please mention your connection limit?

USER: I don't have any specific connection.

ASSISTANT: Is there any other requirement?

USER: I would like to depart in the evening.

ASSISTANT: May I know your good name?

USER: Myself Janet Moore.

ASSISTANT: I found a connecting flight 1014 of airline Spirit, fare is 200 and class is economy. Shall I proceed with booking?

USER: Ok, please proceed.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you for visiting us.