You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Mark White here.

ASSISTANT: How may I help you?

USER: I want to visit Detroit to watch the aquarium designing, can you please help me to book?

ASSISTANT: Sure White, Please provide me your airport codes?

USER: My travelling airports are from ORD to DTW.

ASSISTANT: Ok, may I know your travelling dates?

USER: Sure, my dates of journey is from 03/11 to 03/13.

ASSISTANT: Ok, wait a moment.

USER: Please make sure that connection is 1 and price should not exceed 1000.

ASSISTANT: There is flight found for your information. Shall I proceed to book a flight?

USER: Ok, please proceed to book.

ASSISTANT: Your ticket has confirmed with fight number 1023.

USER: Thank you for your help.

ASSISTANT: You are welcome, thank you for choosing us.