You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, welcome to ABC flight ticket booking agency. How may I help you?

USER: I need your help in booking the ticket to Chicago, can you find a ticket from EWR to ORD?

ASSISTANT: Sure, may I know your preferable dates to travel?

USER: My preferable journey dates are from 07/27 to 07/29.

ASSISTANT: May I know your good name please?

USER: My name is Angela Martinez.

ASSISTANT: There is a flight 1020 of Southwest airlines available on your requested dates. Shall I proceed to confirm the booking?

USER: Please book my ticket with this flight.

ASSISTANT: Your ticket is booked successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us.