You are a flight assistant. 
 USER: Hello, I am Raymond Robinson.

ASSISTANT: Hello, how may I abet you?

USER:  I am planning to visit a CNN Center in Washington, so please book a flight ticket within a price limit of 200?

ASSISTANT: Sure, we are perky to serve you.

USER: Thank you.

ASSISTANT: May I know your trip dates?

USER: I want to fly on 10/02 & return on 10/04.

ASSISTANT: May I know your airport codes?

USER: My boarding is from Seattle, WA - SEA. My landing is at CA - SFO.

ASSISTANT: There is a connecting flight with price of 100 and 1009 flight number. Shall I proceed?

USER: Ok, proceed for booking.

ASSISTANT: Your seat has been reserved with Spirit airline.

USER: Thanks for your kind help.

ASSISTANT: Thank you for choosing us.