You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: Please book a ticket to Chicago, IL - ORD. I want to meet my childhood friend.

ASSISTANT: Can I know your travel dates?

USER: My travelling dates are 01/30 and 02/01.

ASSISTANT: Let me know your boarding airport code?

USER: My boarding airport is Detroit, MI - DTW.

ASSISTANT: Connecting flight can be booked with airline Southwest for price 100. Shall I book a ticket?

USER: Sure, please proceed for booking. I am Richard Jones.

ASSISTANT: Ticket is booked with flight number 1009.

USER: Thank you.

ASSISTANT: Thank you.