You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Jennifer Robinson want to visit Oakland on 03/05 and return back on 03/07. Can you help me to book a flight ticket?

ASSISTANT: Sure, please tell me your origin and destination codes.

USER: Sure, I want to depart from DEN and land on OAK.

ASSISTANT: The UA airline with flight number 1013 is available having price as 100 and connection as 1.

USER: Ok, proceed with my booking.

ASSISTANT: Ok, your reservation is done.

USER: Thank you.

ASSISTANT: Thank you for approaching us.