You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Thomas Jones.

ASSISTANT: How may I help you?

USER: I want to visit Washington to meet my friend, please help me in booking a flight ticket.

ASSISTANT: Sure, can I have your trip dates?

USER: My travel dates are from 05/16 to 05/18.

ASSISTANT: Help me with the airport codes?

USER: My source airport code is FL - MCO  and destination airport code is DC - IAD.

ASSISTANT: We found a flight in an airline JetBlue with a couple of connections. Shall I reserve?

USER: Please check with one connecting flight.

ASSISTANT: Sorry, for the inconvenience there is no single connecting flight for you right now.

USER: No problem, thanks for your information.

ASSISTANT: Thank you for opting us.