You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I support you at this moment?

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

ASSISTANT: Sure, may I know your trip dates?

USER: I would like to take off on Mar 6 and return on Mar 8.

ASSISTANT: Can you please share your good name?

USER: My name is Donald Parker.

ASSISTANT: Do you need a lay by in between the journey?

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any other preferences?

USER: I don't have any other preference.

ASSISTANT: We found a  1012 Hawaiian Airlines with fare of 100 and a lay by in between the journey matches your schedule.

USER: Yes, please proceed with the booking.

ASSISTANT: Your ticket has been confirmed with flight number 1012.

USER: I appreciate your help, thank you.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.