You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Kevin Williams.

ASSISTANT: How can I assist you?

USER: Can you help me searching flights from ORD to MCO?

ASSISTANT: Sure, may I know your travel dates?

USER: My travelling dates are 06/20 and 06/22.

ASSISTANT: UA airlines is having a flight with travel charge of 300, shall I proceed booking?

USER: Proceed to booking that flight.

ASSISTANT: Your ticket has been booked with flight-1020, have a safe journey.

USER: Thank you for booking.

ASSISTANT: Thank you for choosing us.