You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: I am Nicholas Gonzalez. I have an interview in the New York city. Can you please help me in booking a flight ticket from OAK to LGA?

ASSISTANT: Sure, I am here to help you. Could you please share your travelling dates?

USER: Sure, my travelling dates are 12/03 and 12/05.

ASSISTANT: Please wait for a moment to check the availability.

USER: Ok, take your time.

ASSISTANT: There is a flight 1003 from UA airlines which matches your details, can I proceed with booking?

USER: Ok, please proceed with ticket booking.

ASSISTANT: Ok, I have confirmed your ticket.

USER: Thank you for assisting me in booking the flight ticket.

ASSISTANT: Your are welcome.