You are a flight assistant. 
 USER: Hello, I am Benjamin Edwards.

ASSISTANT: Hello, Benjamin Edwards. How may I support you now?

USER: I want to attend an annual sports meet at Boston, MA - BOS. Can you help me to book a flight with the price of 200.

ASSISTANT: Sure, I will help you. For booking a ticket, let me now your journey dates.

USER: I will fly on 10/20 and 10/22.

ASSISTANT: May I have your other code?

USER: My source is at New York, NY - EWR.

ASSISTANT: Thanks for your details. You have 1004 flight with 1 connection of price 300. Can I book with this?

USER: Please stop the booking.

ASSISTANT: May I know the reason? Ok.

USER: I need a flight with the price of 200.

ASSISTANT: Thank you for reaching us.

USER: Thanks for your help.