You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what kind of help you  are looking for?

USER: I need to attend for a work shop in BOS. Can you please book a flight from MSP?

ASSISTANT: Sure, can you please forward your journey dates?

USER: Sure, I want to travel on Apr 7 and need to return on Apr 9.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: Please let me know your other specifications.

USER: I need a connecting flight.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: Sorry we did not find any flights on your preferred routes matching your preferences.

USER: Ok, not an issue.

ASSISTANT: For documentation purpose may I know your name please?

USER: Myself Steven Hill.

ASSISTANT: Thank you for choosing us.

USER: Thank you for the information.