You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I aid you?

USER: I need to travel Philadelphia to submit my report in my new branch office, can you help me to book a flight ticket from OAK to PHL?

ASSISTANT: Sure, may I know your travelling dates please?

USER: I would like to take-off on 09/18 and return on 09/20.

ASSISTANT: May I know your name to proceed further?

USER: My name is Rebecca Jones.

ASSISTANT: Hawaiian airlines is available in your route with the ticket fare of 100, shall I proceed with the booking?

USER: That's ok, please proceed for booking.

ASSISTANT: Your ticket is booked with the flight-1001.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.