You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to book a ticket from LGA to IAD to attend workshop, can you help me in booking?

ASSISTANT: Sure, can you please share your travelling dates?

USER: I am departing on Oct 17 and return on Oct 19.

ASSISTANT: Do you have any connection limit?

USER: I need a light with connection limit 1.

ASSISTANT: Let me know your class preference?

USER: I need a business class flight, I do not have any other specifications.

ASSISTANT: May I know your name?

USER: My name is Deborah Wilson.

ASSISTANT: Sorry, there are no flights found with your given details.

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

ASSISTANT: Thank you for reaching us.