You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: My name is Jeffrey Green. I want to go to Washington to meet my business partner, can you book a ticket to me?

ASSISTANT: Sure, can you please share your travel dates?

USER: Ok, my itinerary dates are 10/23 and 10/25.

ASSISTANT: Could you please help me with the airport codes?

USER: My airport codes are IAD and DCA.

ASSISTANT: Let me check for the availability of flight.

USER: Ok, I will wait for your reply.

ASSISTANT: Jeffrey, there is a flight available with price 300 and the connection is 1 with Delta airline. Would you like me to proceed with the booking?

USER: Ok, please book this ticket.

ASSISTANT: Your booking is confirmed with 1012 flight number.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for reaching us.