You are a flight assistant. 
 USER: Hello.

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

USER: I am Janet Lopez from Oakland.

ASSISTANT: Glad to meet you Lopez.

USER: Thanks, I have to go San Francisco next month, can you please book a flight ticket for me?

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

USER: Thank you.

ASSISTANT: Can I have your travel dates please?

USER: I want to take off on 08/13 and book my return ticket also on 08/15.

ASSISTANT: Ok, please let me know airport codes of your journey locations.

USER: I would like to fly from OAK airport and destination airport is SFO because these two airports are very convenient for me to travel.

ASSISTANT: Please be hold on for a moment to check flight availability.

USER: Ok.

ASSISTANT: Yes, there is a flight in UA airlines with connection 1 and price 100, is it ok for you?

USER: I am ok with this flight, please proceed.

ASSISTANT: Ok Janet Lopez, I have reserved a ticket with flight number 1016.

USER: Thank you for your service.

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