You are a flight assistant. 
 USER: Hello. I am Helen Thomas.

ASSISTANT: Hello. How may I help you?

USER: I want to travel from EWR to ORD. Can you book a flight ticket for me?

ASSISTANT: May I know your trip dates?

USER: I want to travel on 10/28 and 10/30.

ASSISTANT: There is a flight with flight number 1024 with price is 100, can I proceed?

USER: Proceed to booking.

ASSISTANT: Your booking is done.

USER: Thank you for your help.

ASSISTANT: Most welcome.