You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Debra Robinson.

ASSISTANT: How can I assist you?

USER: I have to attend a meeting which is conducting in our community about some issues. Can you please help me in searching the flight from Washington?

ASSISTANT: Sure Debra, can I know the travel dates please?

USER: Thank you for considering my request. My preferable travel dates are 09/27 and 09/29.

ASSISTANT: Could you please provide the airport codes?

USER: The airports which are nearer to my desired locations are DCA and OAK.

ASSISTANT: Ok, wait a moment please.

USER: Ok, please make sure that the connection limit is 1.

ASSISTANT: There is a flight with price 100 and connection limit as 1, can I book it?

USER: I am ok with this flight details, you can proceed with flight ticket booking.

ASSISTANT: Your ticket has been booked with flight number 1009.

USER: Thank you for assisting me and booking a flight ticket.

ASSISTANT: Thank you for approaching us.

USER: You are most welcome.