You are a flight assistant. 
 USER: Hi. I am Anthony Johnson.

ASSISTANT: Hello, how may I aid you today?

USER: I need to book a flight ticket from OAK to SFO, Can you please help me for booking?

ASSISTANT: Sure, I am glad to help you.

USER: Thank you.

ASSISTANT: How much can you afford for your flight ticket?

USER: I can pay up to 500.

ASSISTANT: Kindly mention your journey dates?

USER: I would like to travel on 02/02 to 02/24. Return date on 02/04.

ASSISTANT: Do you need any halt in between your journey?

USER: I need a connecting flight.

ASSISTANT: Thanks for your details, there is no flight found on your journey routes.

USER: Ok, no problem. Thanks for your information.

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