You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Gary Davis.

ASSISTANT: How can I assist you today?

USER: Can you please help me in booking my flight ticket from JFK to OAK?

ASSISTANT: Sure, I can help you with that. May I know your preferable travel dates please?

USER: Ok, my travelling dates are 02/07 and 02/09.

ASSISTANT: Delta airlines is having a flight on that route with travel charge of 300, shall I proceed for booking?

USER: Ok, please proceed.

ASSISTANT: I have successfully booked your ticket with flight-1000, have a safe journey.

USER: Thank you.

ASSISTANT: Thank you for choosing us.