You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, In what way shall I assist you for the day?

USER: I want to book a ticket from DCA to DFW to attend Innovation festival to share my ideas. Can you help me?

ASSISTANT: Sure, please share me your trip dates.

USER: My trip dates are 02/05 and 02/07.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I need break in my journey.

ASSISTANT: For booking, we need your good name. Please mention it.

USER: Paul Johnson here.

ASSISTANT:  Would you let us know if you have any other preferences?

USER: No.

ASSISTANT: We found a direct flight 1010 in Hawaiian airlines at the price of 100 with economy class. Can I proceed?

USER: Please proceed.

ASSISTANT: Your booking is done.

USER: Thank you so much.

ASSISTANT: Thank you for choosing us.