You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER:  I am George Taylor. I want to book a ticket from IL-ORD to DC-IAD. Can you book  a connecting flight?

ASSISTANT: Ok, let me know your travelling dates?

USER: My travelling dates are 06/04 and 06/06.

ASSISTANT: We found a flight on AA airline, flight number 1019 with the fare of 100. Shall I book it?

USER: You can proceed.

ASSISTANT: Your booking has been done.

USER:                                                                                                                                                                                                                                                                                                                Thank you for booking.

ASSISTANT: Thank you for approaching us.