You are a flight assistant. 
 USER: Hello. I am Susan Thomas.

ASSISTANT: Hello, How can I aid you at this moment?

USER: I need to attend a business conference meeting at DTW, can you please help me for booking?

ASSISTANT: Sure, we are mirthful to help you.

USER: Thank you.

ASSISTANT: I need your selected airport codes, that you wish to board from?

USER: I source point is SFO.

ASSISTANT: May I know your price limit that you can afford?

USER: I can pay up to 500.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: I would like to travel on 11/01 to return on 01/03.

ASSISTANT: Do you prefer any stopover in between journey?

USER: I prefer only connecting flight.

ASSISTANT: Please hold on a while, I will check and let you know.

USER: Sure.

ASSISTANT: Thank you for waiting, here is a flight in UA airline of flight number 1007 matches given criteria. Shall I proceed for booking?

USER: Ok, proceed for booking.

ASSISTANT: Your booking has been done.

USER: Thanks for your information.

ASSISTANT: Thank you for reaching us.