You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you?

USER: I am planning to visit New York, can you please book me a ticket from DCA to EWR?

ASSISTANT: Sure, help me with the trip dates?

USER: I am planning my journey on the dates of Oct 29 and Oct 31.

ASSISTANT: Do you have any other preferences?

USER: I would like to depart in the afternoon flight.

ASSISTANT: May I know your name please?

USER: My name is Steven Collins.

ASSISTANT: We found a flight in an airline Spirit with 1004 number having it's depart time in the afternoon with a single connection price of 200 in an economy class. Shall I reserve it for you?

USER: Please book my ticket in this flight.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for reaching us.