You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My name is Pamela Lewis. I want to visit New York for my sister's birthday, could you help me in booking the ticket?

ASSISTANT: Yes, please provide the origin and destination airport codes?

USER: It's from SEA to JFK. The dates of travel are from 03/18 to 03/20.

ASSISTANT: There is flight 1008 available on your requested dates. Shall I proceed?

USER: Please book the ticket. Thank you for helping me out.

ASSISTANT: Ok, your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you, have a good day.