You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I serve you today?

USER: Can you please help me for booking from LAS to DCA?

ASSISTANT: May I know your trip dates?

USER: My trip dates are on Jan 20 and 22.

ASSISTANT: Do you need any break in your journey?

USER: I need a stopover.

ASSISTANT: Is there any specific time to travel?

USER: No, I am fine with any time.

ASSISTANT: Do you have any other requirements?

USER: No.

ASSISTANT: Can you share me your good name please?

USER: Frank Evans here.

ASSISTANT: There is a connecting flight with fare of 100 and 1017 flight number. Shall I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Your seat has been reserved with Delta Airlines in economy class.

USER: Ok, thank you.

ASSISTANT: Thank you for choosing us.