You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Debra Johnson.

ASSISTANT: How may I assist you today?

USER: I am planning to visit Washington, can you please book me a ticket from LGA to IAD?

ASSISTANT: Sure, I need some of your travelling details to find a flight, can you please help me in providing your journey dates that you have planned for your trip?

USER: My preferable journey dates are from 03/02 to 03/04.

ASSISTANT: UA airline is providing flight for you with price 200 and connection 1.

USER: Please book my ticket with this airlines.

ASSISTANT: Your ticket has been booked with flight number 1018.

USER: Thank you for booking my ticket.

ASSISTANT: My pleasure.