You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I need to make reservation from  MCO to HOU, can you help me?

ASSISTANT: Sure. Please help with your travel dates?

USER: My travelling dates are from 12/15 till 12/17.

ASSISTANT: I found a flight with price 100 and connection one. Is it ok to book?

USER: Please, book it.

ASSISTANT: Your flight ticket has been confirmed. Thank you.

USER: Welcome.