You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Emma Clark.

ASSISTANT: Emma, how may I guide you?

USER:  I am planning to travels from DCA to DTW for a business meeting, can you please help me with booking a flight ticket?

ASSISTANT: Sure, can I know the dates of travel in which you are interested?

USER: Sure, I would like to take off on 02/06 and return back on 02/08. Make sure that the price limit should not exceed 200.

ASSISTANT: Flight 1023 of Southwest airlines matches with your preferences, can I proceed?

USER: Yes, please proceed with booking.

ASSISTANT: Your ticket is booked successfully.

USER: Thank you for your help.

ASSISTANT: Thank you, have a safe flight.