You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I need you to book a flight ticket from EWR to DCA. Please help me.

ASSISTANT: Sue, I am here to help you out. May I know your travelling dates please?

USER: Oct, 31 and Nov, 02 are my planned travelling dates.

ASSISTANT: Can you please share your connection limit?

USER: I need a break in my journey.

ASSISTANT: May I know your name please?

USER: My name is Lisa Smith.

ASSISTANT: Do you have any other specifications?

USER: Nothing much to specify.

ASSISTANT: Frontier airlines is available in your route with the ticket fare of 100, shall I proceed with the booking?

USER: Please book the ticket.

ASSISTANT: Your ticket is booked with the flight-1010.

USER: Thank you for very much.

ASSISTANT: Thank you for choosing us.