You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I need you to book a flight ticket from MCO and LAS. Please help me.

ASSISTANT: Sure, could you please help me with your travelling dates?

USER: September 19 and 21 are my planned travelling dates.

ASSISTANT: Do you need any other requirements?

USER: I just need a break in my journey.

ASSISTANT: Ok, can I know your class preference?

USER: I am comfortable to fly in a class.

ASSISTANT: Ok, wait a minute.

USER: Sure, I will wait.

ASSISTANT: There is a flight of American airline, flight number 1008 with the fare of 100.

USER: Please book my ticket in that flight.

ASSISTANT: May I know your name, please?

USER: My name is Patrick Hernandez.

ASSISTANT: Your ticket has been booked.

USER: Great! Thank you.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.