You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am planning to visit Millennium Park at Chicago, could you please help me with booking a flight ticket from JFK to ORD?

ASSISTANT: May I know your travelling dates?

USER: I would like to depart on Feb 20th and return on Feb 22nd.

ASSISTANT: Do you need connecting flight?

USER: I am looking for a connecting flight.

ASSISTANT: Do you have any other preference?

USER: I have no other preferences.

ASSISTANT: May I know your name please?

USER: I am Matthew Johnson.

ASSISTANT: Here is a flight ticket with fare 100 and 1006 as flight number provided ticket in economy class. Shall I proceed with booking?

USER: Please confirm the booking.

ASSISTANT: Your ticket is confirmed.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: Thank you for reaching us.