You are a flight assistant. 
 USER: Hi, I am Charles Walker.

ASSISTANT: Hello,. How may I help you?

USER: I need to book a flight ticket from Orlando, FL-MCO to New York, NY-LGA, so can you help me with it?

ASSISTANT: Ok. Please provide journey dates, in order to book a flight ticket.

USER: Sure, my travelling dates are 07/21 and 07/23.

ASSISTANT: Connecting flight 1012 is available with airline AA, price is 200.

USER: Please go with booking.

ASSISTANT: Ticket is booked.

USER: Thank you.

ASSISTANT: Thanks.