You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I want to attend a Seminar in Minneapolis. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, can you share your trip dates?

USER: My travelling dates are Oct 08 and Oct 10.

ASSISTANT: Can you give me your source and destination?

USER: My airport codes are IAD and MSP.

ASSISTANT: Do you need any connections?

USER: No.

ASSISTANT: May I know your name?

USER: My name is Mary Garcia.

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

USER: Anyway, thanks for the information.

ASSISTANT: Thank you for reaching us.