You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How may I guide you today?

USER: Can you please help me in booking my flight ticket from BOS to MSP?

ASSISTANT: Can you please share your preferable journey dates?

USER: My planned travel dates are Sept 27-29.

ASSISTANT: Do you have any connection limit?

USER: I prefer a connecting flight.

ASSISTANT: May I know your name please?

USER: I am Elizabeth Allen.

ASSISTANT: Please wait for a minute.

USER: I want to travel in business class.

ASSISTANT: I am sorry to say that there is no flight found under your details.

USER: Ok, no issues. Thank you for your assistance.

ASSISTANT: Thank you for reaching us.