You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: Can you aid me to book a ticket from MSP to DCA?

ASSISTANT: Sure, I am happy to help you with that.  Can I have your travel dates please?

USER: My depart is on Jun 23 and arrival is on Jun 25 respectively.

ASSISTANT: Ok, please let me know the timings of your journey.

USER: I am comfortable with any time to travel.

ASSISTANT: Do you prefer any specific class to travel?

USER: No class preferences for me.

ASSISTANT: Can I have your good name please to proceed further?

USER: Ruth Nelson here.

ASSISTANT: Do you prefer any connecting flight?

USER: I am looking for a flag stop flight to travel.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: Spirit airlines running a direct flight in your route which can offer a ticket fare as 200. Are you ok with this flight?

USER: I am comfortable with these specifications provided.

ASSISTANT: Ok Ruth Nelson, your ticket booking has done and the flight number is 1006.

USER: Thank you.

ASSISTANT: Thank you for choosing us, have a great journey.