You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I am planning to attend music concert at DTW, can you please help me with booking a flight ticket from DCA?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: I would like to take off on Feb 4 and return on Feb 6.

ASSISTANT: Do you have any other specifications?

USER: I am looking for a connecting flight.

ASSISTANT: Please help me with your name for booking.

USER: My name is Raymond Smith.

ASSISTANT: According to your information, I have found a flight with single stop over in your journey with a minimum fare of 100 with flight number 1027. Shall I proceed with this flight?

USER: Yes, please proceed with the booking.

ASSISTANT: Your booking is done.

USER: I appreciate your help, thank you.

ASSISTANT: Most welcome.