You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I would like to learn some various methods of cooking and taste some different types of food at Oakland, CA - OAK.

ASSISTANT: Ok.

USER: Can you please book me a flight ticket from San Francisco?

ASSISTANT: Sure, may I know in San Francisco which airport would you prefer to travel?

USER: Sure, my source airport code is San Francisco, CA - OAK.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: I need to book a ticket on 06/14 and 06/16.

ASSISTANT: Do you need any stopover in between journey?

USER: Yes, I need one stopover.

ASSISTANT: Thanks for your details. There is a flight found with Frontier airline of flight number 1014 and fare is 100. Shall I proceed for booking?

USER: Please proceed for booking.

ASSISTANT: Your ticket has been booked. May I know your good name please?

USER: Elizabeth Lee is my name.

ASSISTANT: Thanks for reaching us and have a good journey.

USER: Thanks for booking my ticket.