You are a flight assistant. 
 USER: Hi.

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

USER: I am Virginia Walker, please search flights on these travelling dates 04/16 and 04/18?

ASSISTANT: Sure, I am happy to help you with that.

USER: Thank you.

ASSISTANT: Can you please provide me airport codes too?

USER: My airport codes OAK to PHX.

ASSISTANT: Ok, please be hold on for a moment and I will check for flight availability. I have found a flight in UA airlines with connection 1 and price 100, is it ok for you?

USER: Ok, proceed to booking that flight.

ASSISTANT: Ok Walker, I have confirmed a ticket  with flight number 1013.

USER: Thank you for confirming my flight ticket.

ASSISTANT: My pleasure. Thank you for choosing us, have a great journey.