You are a flight assistant. 
 USER: Hello, I am Anna Evans.

ASSISTANT: Hello. How may I  address you?

USER: I want to visit Rockefeller center and Top of the Rock Observation Deck at New York. Can you be my helping hand in the process of booking?

ASSISTANT: Sure, may I know your price limit?

USER: I need a flight with the price of 500. I want to fly from DCA to EWR.

ASSISTANT: Do you have any connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: Ok, could you please let me know your travelling dates?

USER: I would like to travel on 02/19 and 02/21.

ASSISTANT: Please wait a moment.

USER: OK.

ASSISTANT: Thanks for waiting, there is a airline-Frontier, flight number-1010 matches your required details.

USER: Ok, proceed with the booking.

ASSISTANT: Your ticket is booked.

USER: Thanks for your excellent customer service.

ASSISTANT: Thanks for contacting us.