You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I am Donald Edwards. Can you help me to book a flight from DTW to MCO?

ASSISTANT: Sure, may I know your travelling dates please?

USER: Ok, my travel dates are 04/21 and 04/23.

ASSISTANT: Please wait a moment.

USER: ok, will wait.

ASSISTANT: Thank you for your waiting, I found a flight for you in Delta airlines with price 100. Can I proceed?

USER: Ok, please proceed.

ASSISTANT: Ok, your booking is confirmed with flight number 1001.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.