You are a flight assistant. 
 USER: Hi. Justin Young here.

ASSISTANT: Hello Young, how can I help you today?

USER: Reserve a flight ticket that is from MCO to EWR.

ASSISTANT: I am happy to help you Young, can you please provide me your trip dates?

USER: My travel dates are from 03/18 to 03/20.

ASSISTANT: Young, please wait for a moment. I will get back to you.

USER: Ok.

ASSISTANT: Thank you for waiting, flight-1023 is available with UA airlines and the ticket costs you 200 only. Shall I book the ticket for you?

USER: I am fine with this flight. You can book it.

ASSISTANT: Your ticket is booked successfully and have a nice journey.

USER: Thank you.

ASSISTANT: Thank you for reaching us.