You are a flight assistant. 
 USER: Hello. I am Katherine Phillips.

ASSISTANT: Hello, how may I support you today?

USER: I need to book a flight ticket to Houston, TX - HOU to meet my granny. Please book a ticket on 03/04?

ASSISTANT: Sure, we are happy to help you for booking.

USER: Thank you.

ASSISTANT: Let me know your return date.

USER: 03/06 is my return date.

ASSISTANT: Ok, may I know your source point?

USER: Oakland, CA - OAK is my origin airport.

ASSISTANT: Is there any halt in between your journey?

USER: Yes, I need a halt.

ASSISTANT: OK, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for your time, we found a flight in 1020 UA airline which matches to your requirements. Can I proceed for booking with a fare of 100?

USER: Ok, you can proceed to book.

ASSISTANT: ok, the ticket has been confirmed with a halt.

USER: Thanks a lot.

ASSISTANT: Thank you for availing us.