You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: Can you help me booking a flight ticket from OAK to SFO?

ASSISTANT: Sure, may I know your trip dates?

USER: I will start on 02/11 and return on 02/13.

ASSISTANT: May I know your name?

USER: I am Helen Hernandez.

ASSISTANT: Which class do you prefer?

USER: I am comfertable with any class.

ASSISTANT: Do you prefer a direct flight?

USER: I need a break in my journey.

ASSISTANT: Do you have any requirements?

USER: No.

ASSISTANT: UA airlines with flight 1014 is providing a connecting flight and ticket costs you 100 in economy class.

USER: Please proceed with the booking.

ASSISTANT: Your ticket is confirmed Helen Hernandez.

USER: Thank you.

ASSISTANT: Thank you for choosing us.