You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am William Garcia.

ASSISTANT: How may I assist you?

USER: I want to book a ticket from SEA to MCO to attend seminar, can you help me in booking?

ASSISTANT: Sure, I am gleeful to help you. Can you please provide me your journey dates?

USER: I am departing on Apr 30 and return on May 02.

ASSISTANT: May I know your connection limit please?

USER: I want a flight with connection limit 0.

ASSISTANT: Is there any class preferences?

USER: I am ok with any class.

ASSISTANT: Please share if you want to travel in any specific time?

USER: I am departing in evening and return in morning time.

ASSISTANT: Sorry, there are no direct flights found on your trip dates.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for choosing us.