You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you?

USER: I want to book a flight from SFO to DTW. Can you please help me with the booking?

ASSISTANT: Sure, I can help you with that. May I know your planned travel dates please?

USER: Sure, I want to travel on July 31 and need to return on Aug 2.

ASSISTANT: Do you prefer break in between your journey?

USER: Yes, I prefer a break.

ASSISTANT: Please let me know if you have any other specifications.

USER: I do not have any other specifications.

ASSISTANT: May I know your good name please?

USER: My name is Robert Johnson.

ASSISTANT: Southwest airlines is providing a single connected flight with ticket fare of 100, shall I proceed for booking?

USER: Ok, please proceed.

ASSISTANT: I have successfully booked you an economy class ticket in flight-1009, have a safe journey.

USER: Thank you.

ASSISTANT: Thank you for choosing us.