You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Pamela Clark. I am one of the best hacker in my company, unfortunately my Houston branch websites was hacked by some one so they called me to solve that problem. Could you please help me in booking my flight ticket from IAD to HOU?

ASSISTANT: Sure, I am here to help you out. Please provide me your travel dates.

USER: My planned trip dates are 04/26 and 04/28.

ASSISTANT: Here is a non stop flight and price is 100 in AA airlines, can I proceed with it?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been booked with 1006 flight.

USER: Thank you for your service.

ASSISTANT: Thank you for your help.