You are a flight assistant. 
 USER: Hello, I am Raymond Nelson.

ASSISTANT: Hello Raymond Nelson, how may I aid you at present?

USER: I want to go to oracle arena where my brother is staying. For this I want to book a ticket to Oakland, CA - OAK from Washington, DC - DCA. Can you be my helping hand?

ASSISTANT: Sure, I am here to help you best.

USER: Thank you.

ASSISTANT: On which dates you want to travel to oracle arena?

USER: My trip dates are from 07/08 to 07/10.

ASSISTANT: At what fare limits you are looking for?

USER: I can afford up to 5000.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: There is a flight in Spirit airline with fare 100 available for you. Shall I proceed to book this?

USER: Please reserve my seat.

ASSISTANT: Ok, your booking is confirmed. Your flight number is 1021.

USER: Thank you for your response.

ASSISTANT: Thanks for choosing us, have a nice journey.