You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: I am Brian Jackson, want to fly Orlando, FL - MCO with my friends this weekend.

ASSISTANT: Ok, could you please provide your preferable travel dates?

USER: My preferable dates of travel are 07/22 and 07/24.

ASSISTANT: Can you please provide Source airport code?

USER: Book a flight ticket from Seattle, WA - SEA.

ASSISTANT: Ok, let me check for the availability of flight.

USER: Ok.

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

USER: Yes, proceed for the booking.

ASSISTANT: Your booking is confirmed with 1006 airline.

USER: Thank you for the booking.

ASSISTANT: You are welcome. Thank you for contacting us.