You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I want to attend farewell party in New York, can you book a ticket from DCA to JFK?

ASSISTANT: Could you please provide your travelling dates?

USER: My trip dates are 04/27 and 04/29.

ASSISTANT: There is a flight available with price 300 and flight number is 1009, would you like to proceed with the booking?

USER: Ok, book it in the name of Eric Williams.

ASSISTANT: Your booking is confirmed.

USER: Thank you for your support in booking.

ASSISTANT: You are welcome.