You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Sandra Green.

ASSISTANT: How may I aid you?

USER: Could you please help me with booking a flight ticket for round trip Orlando, FL-MCO?

ASSISTANT: May I know your travel dates please?

USER: Sure, my  travelling dates are May 27 and May 29.

ASSISTANT: Do you have price limit?

USER: I can pay up to 5000 for a flight ticket.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Delta airline is providing you ticket with economy class and a single connection, shall I proceed?

USER: You can proceed with booking.

ASSISTANT: Your flight ticket has been booked with flight-1013.

USER: Thank you for your help.

ASSISTANT: Thanks for approaching us.