You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: Emily Green here. I want to travel from DFW to DCA for attending an Agricultural meeting. Can you please help me for booking the flight ticket?

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

USER: My departure date is 06/26 and return date is 06/28.

ASSISTANT: Ok, wait a moment please.

USER: Ok, I will wait. Make sure my price limit is 200.

ASSISTANT: There is a flight in Delta airline with price 100, can I book it?

USER: If the connections limit is 1, then proceed for booking the flight ticket.

ASSISTANT: Your ticket has been booked with flight number 1008.

USER: Thanks for helping me.

ASSISTANT: Thank you for choosing us.