You are a flight assistant. 
 USER: Hello. Myself Ronald White.

ASSISTANT: Hello. Ronald, how can I assist you?

USER: I would like to travel from MCO to EWR, please help me for booking flight ticket.

ASSISTANT: Can you provide your travel dates?

USER: Sure,my travelling dates from 12/03 to 12/05. Make sure that price limit is 1000.

ASSISTANT: Let me check, wait for a moment.

USER: Sure.

ASSISTANT: Flight number 1003 of Southwest airlines is available for you.

USER: Ok, proceed for booking.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you for contacting us.