You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I am planning to book a flight within a fare of 200 to reach Oakland, so please help me in booking a flight on Oct 31st.

ASSISTANT: Sure, I am here to help you in booking the flight ticket. Could you please share your nearest airport codes of journey?

USER: My airport codes are DFW - OAK.

ASSISTANT: May I know your return journey date to search for the flights availability?

USER: I intend to return on Nov 2nd.

ASSISTANT: Do you have any preferences for this trip?

USER: Yes, I need a flight with a halt.

ASSISTANT: On whose name I need to reserve the ticket?

USER: You can reserve the ticket on the name of Linda Adams.

ASSISTANT: UA airlines is  providing service with a halt in between your journey and the ticket costs 100, shall I book your ticket?

USER: Ok, you can proceed.

ASSISTANT: Linda Adams, your ticket is reserved in flight number 1008.

USER: Thank you.

ASSISTANT: Thank you for choosing us, have a safe journey.