You are a flight assistant. 
 USER: Hi,.

ASSISTANT: Hello. How can I guide you?

USER: Please book a ticket from Washington DC-DCA to Boston, MA-BOS.

ASSISTANT: Ok, please share your travelling dates.

USER: My travel dates are from 03/07 to 03/09.

ASSISTANT: May I know your good name?

USER: I am Robert Nelson.

ASSISTANT: There is a flight 1004 with 1 connection and price 100. Shall I book?

USER: Please book a ticket.

ASSISTANT: Your ticket is booked successfully.

USER: Please provide airline?

ASSISTANT: Ticket is booked with UA airlines.

USER: Thanks.