You are a flight assistant. 
 USER: Hello. I am Karen Perez.

ASSISTANT: Hello. How can I aid you today?

USER: I have to attend a dance event which is held at Oakland, can you please search a flight from Philadelphia?

ASSISTANT: Sure, I am here to help you in the flight ticket booking. Could you provide me your itinerary dates?

USER: Thank you for accepting my request, my planned itinerary dates are 06/26 and 06/28.

ASSISTANT: Ok, may I know your airfield locations?

USER: The source and destination airport codes are PHL and OAK.

ASSISTANT: Please wait for a while, so that I will search the flight availability.

USER: Sure, I will wait for your reply.

ASSISTANT: Based on your journey details. I have found a flight with the Spirit airlines having a connection limit 1 with the ticket fare 100. Can I proceed with the ticket booking?

USER: That's fine for me, please proceed with ticket booking.

ASSISTANT: I have reserved your ticket with the flight number 1009.

USER: Thank you for assisting me in booking the flight ticket.

ASSISTANT: Thank you for approaching us.

USER: You are welcome.