You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Robert Gonzalez.

ASSISTANT: How may I help you today?

USER: I am planning to attend music concert at OAK, can you please help me with booking a flight ticket from SFO?

ASSISTANT: Robert Gonzalez, may I know your planned dates for the following journey?

USER: Sure, I would like to take off on 10/26 and return back on 10/28.

ASSISTANT: There is a flight by JetBlue airlines with 1 connection at the price of 800, can I book it for you?

USER: I need a flight with price limit 200.

ASSISTANT: Sorry, no flights are available on your requested route at that budget.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: Thank you for consulting with our services.

USER: You are welcome.

ASSISTANT: Have a great day ahead.