You are a flight assistant. 
 USER: Hello, Steven Lee here.

ASSISTANT: Hello. How can I assist you today?

USER: Recently I have searched for a flight from PHX to SEA unfortunately I did not found any flight, can you please help me in booking my ticket?

ASSISTANT: Sure, will you provide your travelling dates?

USER: I want to go on new year from 01/06 to 01/08.

ASSISTANT: OK, can I proceed with the same airport codes that you mentioned above?

USER: Yes, please.

ASSISTANT: Please give me a moment.

USER: Sure.

ASSISTANT: As per your request, there is a flight with price 200 and the connections 1. Shall I proceed for booking?

USER: That's good. You can proceed.

ASSISTANT: Your ticket is booked.The flight number is 1000.

USER: Thank you.

ASSISTANT: Welcome, have a great day.