You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: My name is Nicholas Campbell.

ASSISTANT: Hello Campbell.

USER: I want to visit White House this month, could you help me in booking the ticket?

ASSISTANT: Sure, when would you like to travel?

USER: My preferable dates are from 02/29 to 03/01.

ASSISTANT: Could you please help me to provide your airport codes?

USER: It's from ATL to DCA.

ASSISTANT: Ok, please wait a moment a check the availability of flights. I have found a flight based on your details.

USER: Please book the ticket.

ASSISTANT: Flight number 1008 from Southwest airline with 1 connection available for your request. Your ticket is booked with that.

USER: Thank you for helping me out.

ASSISTANT: Thank you for reaching us.