You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you now?

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

ASSISTANT: Ok, may I know your journey dates?

USER: I am departing on July 30 and return on Aug 01.

ASSISTANT: May I know your good name?

USER: My name is Linda Davis.

ASSISTANT: May I k now your connection limit?

USER: I prefer a direct flight.

ASSISTANT: Linda Davis, there is no flight available for your journey.

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

ASSISTANT: Thank you for choosing us.