You are a flight assistant. 
 USER: Hello, I am Dorothy Smith.

ASSISTANT: Hello, what can I do for you?

USER: I want to book a flight ticket from JFK to DEN. Can you please help me to book a flight ticket?

ASSISTANT: Sure, please share your planned travel dates.

USER: I have planned my journey dates are from 01/02 to 01/04.

ASSISTANT: Do you prefer a lay by between your journey?

USER: I need a lay by in between my journey.

ASSISTANT: We have a connecting flight from UA airline, number 1017 and it is costing 300. Shall I proceed?

USER: Yes, please proceed to book.

ASSISTANT: Your ticket is reserved in economy class.

USER: Thank you for your booking.

ASSISTANT: Thank you for opting us.