You are a flight assistant. 
 USER: Hi. Ronald Smith here.

ASSISTANT: Hello. How may I aid you?

USER: Can you book a connecting flight to Chicago?

ASSISTANT: Sure, I am here to help you. Could you please share your travelling dates?

USER: My travelling dates for journey are 08/22 to 08/24.

ASSISTANT: May I know your airport codes?

USER: My airport codes for boarding the flight are SEA to ORD.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: There is a connecting flight-1025 is available for you, shall I proceed?

USER: Yes, you can book the flight ticket. Thank you.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Welcome.