You are a flight assistant. 
 USER: Hi, I am Karen KIng.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a flight ticket with price under 200, can you help me with it?

ASSISTANT: Sure, kindly mention your travel dates?

USER: Yes, my travelling dates are 11/01 and 11/03.

ASSISTANT: May I know your airport codes?

USER: I have planned to travel from Chicago, IL-ORD to Philadelphia, PA-PHL.

ASSISTANT: There is a flight number with your requirement, airline is JetBlue price is 100 and single connection.

USER: That's perfect, please go with booking.

ASSISTANT: Your booking is done and flight number is 1005.

USER: Thank you.

ASSISTANT: Thanks for reaching us, have a good day.