You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, How can I assist you?

USER: I want to book a flight ticket to MN-MSP, help me in booking my flight ticket from MA-BOS.

ASSISTANT: Sure, Please help me with your travel dates.

USER: I would like to depart on 05/31, my return date is on 06/02.

ASSISTANT: May I know your name?

USER: I am Raymond Walker.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Sorry, No flights found with your preferable dates.

USER: No issues, thank you.

ASSISTANT: Thank you for reaching us.