You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I am Donna Anderson, can you help me to book a flight from ORD to JFK?

ASSISTANT: May I know your desired travel dates please?

USER: My travelling dates are 12/02 and 12/04.

ASSISTANT: Please wait a while.

USER: Ok.

ASSISTANT: There is a flight with connection limit 1 and fare 100, shall I proceed for booking?

USER: Yes, proceed with booking.

ASSISTANT: Your ticket is booked, flight number 1021.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.