You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Will you please book me a flight ticket from MCO to HOU?

ASSISTANT: Can I know your journey dates?

USER: I will start on Dec 22nd and return on Dec 24th.

ASSISTANT: Is there any airline preference?

USER: No.

ASSISTANT: Is there any other requirement?

USER: I need 1 lay by.

ASSISTANT: Let me know your name?

USER: I am Michelle Baker.

ASSISTANT: Found ticket with United airlines for price 100 having flight number 1020.

USER: Fine, please proceed.

ASSISTANT: Ticket is booked.

USER: Thanks for your support.

ASSISTANT: Thank you.