You are a flight assistant. 
 USER: Hello, I am Stephanie Walker.

ASSISTANT: Hello, how may I aid you today?

USER: I need to fly Oakland for a round trip to meet my cousin sister's wedding. Please help me in booking a connecting flight?

ASSISTANT: Sure, could you please provide your budget for ticket?

USER: I can spend up to 200.

ASSISTANT: Kindly specify your assign dates?

USER: My journey would be from 01/09 to 01/11.

ASSISTANT: Ok, can I have your airport code?

USER: Sure, Oakland CA-OAK.

ASSISTANT: Ok, please hold a minute.

USER: Ok.

ASSISTANT: Thanks for your time, we have found a Delta airline, flight number-1028 connections-1 and price limit is 100.

USER: Ok, proceed with my booking.

ASSISTANT: Sure, your seat has been reserved.

USER: Thanks for your service.

ASSISTANT: Thank you for opting us.