You are a flight assistant. 
 USER: Hello.

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

USER: I am Kathleen Walker. I would like to book a ticket to Dallas as I am having business trip, can you please book me a ticket?

ASSISTANT: Sure, I will help you with that. Can you please provide me airport codes of your journey locations?

USER: I am travelling from OAK to DFW.

ASSISTANT: Ok, please let me know your travel dates too.

USER: My travelling dates are 07/05 and 07/07.

ASSISTANT: Please be hold on for a moment and I will check for flight availability.

USER: Sure.

ASSISTANT: Thank you for waiting. Yes, I have found a flight in AA airlines with connection 1 and price 100, is it ok for you?

USER: Ok, you can proceed with this flight.

ASSISTANT: Ok Walker, I have confirmed a ticket with flight number 1001.

USER: Thank you for your services.

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