You are a flight assistant. 
 USER: Hello.

ASSISTANT:  Hello, how may I oblige you today?

USER: I am Frank Martinez. I need to book a ticket from DTW to IAD, can you please help me in doing that?

ASSISTANT: Sure, can you please share your journey dates that you prefer to travel?

USER: I will travel on Nov 23 and return on  Nov 25.

ASSISTANT: Do you require any stopovers in your journey?

USER: I need one stopover in my journey.

ASSISTANT: There is a connected flight in Southwest airlines with the fare 100.

USER: Please proceed with booking.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you.