You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Myself Janet Carter from Washington. I want to go to New York in this week. Can you please book a flight ticket for me?

ASSISTANT: Sure, I am gleeful to help you. Could you please provide your travelling dates to search for the flight?

USER: Thank you, I want to take off on 09/08 and please book my return ticket also on 09/10.

ASSISTANT: Do you have any idea on the airport codes? If yes, please provide me the codes.

USER: I want to fly from DCA and destination airport is JFK.

ASSISTANT: Please wait for a moment.

USER: Ok, take your time and find a best flight for me.

ASSISTANT: There is a flight 1000 is available for you, shall I proceed?

USER: May I know the connection limit of this airline?

ASSISTANT: It is a connecting flight.

USER: Can you please mention price limit of this airline?

ASSISTANT: Price is 100.

USER: Please book this flight ticket for me.

ASSISTANT: Ok, your booking is done.

USER: Thank you for your help.

ASSISTANT: You are welcome.