You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: My name is Stephanie Johnson, I want to book a flight ticket from Washington to Oakland to meet my childhood friend. Can you help me with booking a connecting flight?

ASSISTANT: Ok, I will help you with that. Can I know your planned trip dates?

USER: Thank you. My trip dates are May 26 and May 28.

ASSISTANT: May I know your airport codes?

USER: My source and destination airport codes are IAD and OAK.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Based on your airport codes. I have found a  flight with the Spirit airlines having a connection limit 1. Can I proceed with the ticket booking?

USER: Please proceed with booking.

ASSISTANT: I have confirmed your ticket in the economy class and the flight number 1009.

USER: Thank you for helping me.

ASSISTANT: Thank you for approaching us. Have a safe journey.