You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you?

USER: I am Michael Turner planning to have round trip from ORD, can you help to book a flight ticket?

ASSISTANT: Sure, can I know the travel dates please?

USER: Sure, my travelling dates will be 01/01 and 01/03.

ASSISTANT: Ok, wait a moment please.

USER: Ok.

ASSISTANT: There is a flight in AA airline with price 100, can I book it?

USER: Yes, you can book.

ASSISTANT: Your ticket has been booked with flight number 1011.

USER: Thank you.

ASSISTANT: Thank you for choosing us.