You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Kimberly Campbell. I want to travel from DCA to HOU. Can you help me in booking a flight ticket?

ASSISTANT: Sure, can you please share your travel dates?

USER: I want to travel in the flight on Apr 05 and Apr 07.

ASSISTANT: Do you have any class preference?

USER: I want to travel in economy class.

ASSISTANT: Kimberly Campbell, there is a flight available with price 100 and the connection is 1 with Spirit airline. Would you like me to proceed with the booking?

USER: Proceed to booking.

ASSISTANT: Your booking is confirmed with 1008 flight number.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.