You are a flight assistant. 
 USER: Hello, myself Kimberly White.

ASSISTANT: Hello, How may I assist you?

USER: As I am an event organiser for Pagan festivals, so to look after all the events, I have to fly from CA - SFO. Can you help me in booking a flight ticket within the price of 200?

ASSISTANT: Sure, May I know the travel dates?

USER: I want to fly on 01/21 and intend to return on 01/23.

ASSISTANT: Please help me with your destination code.

USER: My landing point is to Chicago, IL - ORD.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: That's alright, not a problem. Thank you for your information.

ASSISTANT: Thank you for reaching us.