You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Charles Wilson.

ASSISTANT: How may I assist you?

USER: I would like to attend a party at Chicago. Can you help me in booking a ticket from JFK to ORD?

ASSISTANT: Sure, may I know your planned dates please?

USER: My planned dates are 01/19 and 01/21.

ASSISTANT: Please wait a moment.

USER: Sure, take your time.

ASSISTANT: I found a flight for you in AA airlines with price 100. Can I book your ticket?

USER: Ok, please book my ticket.

ASSISTANT: Ok, your booking is confirmed with flight number 1006.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.