You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Betty Anderson.

ASSISTANT: How may I assist you?

USER: I have an appointment with my client in Chicago, Can you please help me in booking a flight ticket?

ASSISTANT: Sure, can I have your trip dates?

USER: I want to fly on 02/24 and return on 02/26.

ASSISTANT: Help me with the airport codes?

USER: Boarding is from Orlando, MCO and landing at Chicago, ORD.

ASSISTANT: There is a direct flight to your destination. Shall I reserve?

USER: Please do not proceed, I need a connecting flight.

ASSISTANT: Ok.

USER:  Thanks for your help.

ASSISTANT: Thank you for opting us. Have a nice day.