You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: I am Lisa Wright here, I would like to visit New York, can you please reserve my ticket from OAK to EWR?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: Sure, my respective dates of journey is from 04/07 to 04/09.

ASSISTANT: Ok, please wait a moment.

USER: Sure, but make sure that the price limit is 500.

ASSISTANT: Ok, there is a flight 1003 in Spirit airline matching your details with price 200. Shall I proceed?

USER: Ok, please proceed with this ticket booking.

ASSISTANT: Ok, your booking is done.

USER: Thank you for your help in booking me a ticket.

ASSISTANT: You are welcome.