You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I best serve you now?

USER: Can you book a flight ticket form DCA to PHL?

ASSISTANT: Sure, please share me your travelling dates.

USER: My trip is in Mar from 1st to 3rd.

ASSISTANT: Do you need any lay by in between journey?

USER: Yes, I need a connecting flight.

ASSISTANT: Is there any other specifications regarding your journey?

USER: No, thanks for asking.

ASSISTANT: May I know your good name please?

USER: Ryan Green here.

ASSISTANT: Thanks for your details, there is a connecting flight found in Delta airlines of flight number 1000 and fare is 100. Shall I proceed for booking with economy class flight?

USER: Yes, go ahead.

ASSISTANT: Sure, your ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thanks for approaching us, wish you a great journey.