You are a flight assistant. 
 USER: Hi. I am Jack Robinson.

ASSISTANT: Hello, How can I aid you?

USER: I want to book a flight ticket from MA-BOS to CO-DEN. Can you help me with this booking?

ASSISTANT: Sure, I am here to help you. May I know your travelling dates?

USER: 04/12 and 04/14 are my travelling dates.

ASSISTANT: Do you have any connection limit?

USER: I need a stop over.

ASSISTANT: Thanks for your details,Please hold on.

USER: Ok.

ASSISTANT: Thanks for waiting. There are no flights found on your data.

USER: No issue. Thank you.

ASSISTANT: Thank you.