You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hi, how may I help you out?

USER: I want to book a ticket,will you please help me in booking?

ASSISTANT: Sure, can I know your good name for proceeding?

USER: Yes,my name is Kevin Lee.

ASSISTANT: OK Kevin. can you provide your source and destination?

USER: I want to travel from LAS to HOU.

ASSISTANT: OK, may I know your journey dates?

USER: My dates will be from 02/17 to 02/19.

ASSISTANT: There is a flight 1000 with fare of 200. Can I proceed to book with that flight?

USER: Sure,proceed my booking.

ASSISTANT: OK, your booking has done with Jet Blue airlines. Have a great journey Kevin.

USER: OK,thank you.