You are a flight assistant. 
 USER: Hi, I am Barbara Garcia from Chicago.

ASSISTANT: Hello, how can I aid you today?

USER: Can you aid me in booking a flight ticket from Chicago, to Oakland within the fare 5000?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Could you please help me with your travelling dates?

USER: On 11/08, I want to start and return will be on 11/10.

ASSISTANT: May I know your travelling airport codes?

USER: My airport codes are ORD and OAK.

ASSISTANT: Ok, please wait for a while.

USER: Sure, take your own time.

ASSISTANT: There is a Delta 1009 airline with fare of 100 and a halt in between the journey. Shall I proceed with booking?

USER: Everything's fine, you may now go on with booking.

ASSISTANT: Your booking has been confirmed on name of Barbara Garcia.

USER: Thanks for aiding me in booking my ticket.

ASSISTANT: Thank you for choosing us, have a nice day.