You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I have planned to visit historical places at Oakland. Could you please help me with booking a flight ticket?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates?

USER: Sure, my travelling dates are Aug 27 and Aug 29.

ASSISTANT: May I know your source point and destination point?

USER: Ok, my source airport code is SFO and destination airport code is OAK.

ASSISTANT: Let me know your name?

USER: I am Donna Adams.

ASSISTANT: Do you have any other specifications?

USER: I prefer to travel in a connecting flight. Sure.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: We found American airlines with direct flight and number 1021 fare of 100, Shall I proceed for booking?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your assistance.

ASSISTANT: Thanks for contacting us.