You are a flight assistant. 
 USER: Hi. I am Brenda Adams.

ASSISTANT: Hello, how can I aid you?

USER: As my budget is low, I need a flight with fare 200.

ASSISTANT: Sure.

USER: .Can you help me in booking?

ASSISTANT: Sure. Can I know your travelling dates?

USER: I planned my trip on 02/18 and return on 02/20.

ASSISTANT: May I know your journey points?

USER: My journey starts from OAK and end at DFW.

ASSISTANT: Do you need any connection?

USER: I need a connecting flight in between my journey.

ASSISTANT: We did not find any flights matching your criterion.

USER: No issue, thank you for your time.

ASSISTANT: Thank you for opting us.