You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Angela Johnson.

ASSISTANT: Angela, what kind of service you are expecting from us?

USER: I want a flight with connection limit 0, can you help me in book a ticket?

ASSISTANT: Sure, please share your itinerary dates.

USER: I am departing on 01/08 and return on 01/10.

ASSISTANT: May I know your airport codes?

USER: My departure airport is DCA and destination airport is MCO.

ASSISTANT: Please wait for a moment to check for available flights.

USER: Ok.

ASSISTANT: Sorry, we could not find a direct flight on your route.

USER: No issue, I will check for other alternative.

ASSISTANT: Thank you for choosing us.

USER: Thank you for your assistance.