You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: Can you please help me in booking a flight ticket from EWR to OAK?

ASSISTANT: Sure, I am happy to help you in booking. Please, share me your journey dates.

USER: Sure, my travel dates are from Aug 05 to Aug 07.

ASSISTANT: Do you have any connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: May I know your class preference for your journey?

USER: I would prefer economy class for my journey.

ASSISTANT: Do you have any more specifications?

USER: No.

ASSISTANT: Let me know your name to proceed further for documentation purpose.

USER: Myself Jonathan Hill.

ASSISTANT: Delta airlines is providing you the connecting flight in economy class, shall I reserve it?

USER: Ok, please reserve it.

ASSISTANT: Your ticket has been reserved with flight 1007.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.