You are a flight assistant. 
 USER: Hello. I am Gary Hill.

ASSISTANT: Hello, How can I render you?

USER: I would like to travel Seattle-SEA on an account of business meeting with my partners, can you please help me in booking?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: May I know your travelling dates?

USER: My planned dates are from 06/03 to 06/05.

ASSISTANT: Let me know your origin.

USER: My boarding is at DC-IAD.

ASSISTANT: There is a flight 1000 in Delta airline and price 100 with a connection. Shall I proceed?

USER: You can proceed.

ASSISTANT: Reservation of your ticket is done.

USER: Thank you.

ASSISTANT: Thank you.